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US ENVIRONMENTAL PROTECTION AGENCY (EPA) 

FIFRA SCIENTIFIC ADVISORY PANEL (SAP) 

OPEN MEETING 

CHLORPYRIFOS HEALTH EFFECTS

APRIL 10 – 13, 2012 

PANEL MEMBER BIOGRAPHIES

FIFRA Scientific Advisory Panel Members

Kenneth M. Portier, Ph.D. (FIFRA SAP Chair)

Dr. Kenneth M. Portier is Director for Statistics at the American Cancer Society home office in 

Atlanta, Georgia, Courtesy Associate Professor of Statistics in the Institute of Food and 

Agricultural Sciences at the University of Florida, Gainesville, Florida, and Courtesy Professor 

of Biostatistics at Emory University, Atlanta, Georgia. A native of south Louisiana, Dr. Portier 

received a BS in mathematics (1973) from Nicholls State University, Thibodaux, Louisiana, and 

a MS in Statistics (1975) and PhD in Biostatistics (1979) from the University of North Carolina, 

Chapel Hill. With ACS since early 2006, Dr. Portier provides general statistical support to 

cancer researchers in the area of design and analysis of cross-sectional and longitudinal sample 

surveys, program evaluation and cancer modeling. Prior to ACS he spent 27 years as a statistical 

consultant to researchers in agriculture, natural resources and the environment and as a teacher of 

applied statistics at the graduate level at UF. Dr. Portier has co-authored over 150 publications 

in many of the premier journals in agriculture, natural resources and environmental sciences. He 

has received national recognition for his teaching and twice participated in USDA-funded 

teaching grants, one on new methods for teaching natural resources sampling and the other to 

develop a study abroad course in natural resources assessment with the Czech Republic. His 

collaborations with other researchers at UF have resulted in 36 funded research grants from 

numerous agencies including NSF, USDA, NOAA, EPA, and DOI. He continues to collaborate 

with UF's Center for Environmental and Human Toxicology on statistical questions that arise in 

environmental sampling and risk assessments. He has been a regular member of US EPA 

(FIFRA-SAP) and National Toxicology Program (NIH-NIEHS) science advisory panels 

reviewing human and ecological risks. His research interests are wide, including the application 

of new statistical methodologies to cancer research and environmental problems. His statistical 

interests are in multivariate methods. He continues his interest in the teaching of statistics.
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Stephen J. Klaine, Ph.D.

Stephen J. Klaine is a professor in the Department of Biological Sciences and director of the 

Institute of Environmental Toxicology (CU-ENTOX) at Clemson University. He received his 

doctorate from the Department of Environmental Science and Engineering, Rice University in 

1982 and has spent over 25 years conducting environmental research and educating graduate 

students. He has 30 Ph.D. and over 40 MS graduates from his laboratory. He has served on the 

board of directors of the Society of Environmental Toxicology and Chemistry and has been an 

associate editor for the journal, Environmental Toxicology and Chemistry for 15 years. He has 

been on the editorial board of the journal, Nanotoxicology, since 2009. From 1995 to 2000 he 

was the only US participant on a multi-national International Atomic Energy Agency

Cooperative Research Program on Pesticides in Coastal Tropical Ecosystems. In addition to 

building capacity in tropical countries around the world this group produced the first book to 

compile pesticide use and effects information in tropical countries. Klaine was a co-editor of this 

book. Klaine has served on several USEPA Science Advisory Panels and workshops dealing 

with pesticide and metal fate, effects, and risk assessment. He has also served on the NRC panel 

to review the National Nanotechnology Initiative Strategy on Environmental and Human Safety

Needs for Nanomaterials. He has served on the NIEHS review panel for the Superfund Basic 

Research Program since 1995 and chaired the panel in 2007 and 2008. He has severed on 

several other proposal review panels for the USEPA, USDA, and NIEHS. He has been a Sigma 

Xi National Lecturer, won the Clemson University Sigma Xi researcher of the year in 2007, and 

won the Clemson University Alumni Award for Outstanding Research in 2009. He has over 110 

peer-reviewed publications on research ranging from the bioavailability and toxicity of pesticides 

and metals to pesticide risk assessment, to the environmental behavior and toxicity of 

nanomaterials. Current research in his laboratory focuses on characterizing 1) the bioavailablity

of metals and pesticides in aquatic systems; 2) the comparative phytotoxicity of pesticides; 3) the 

response of aquatic organisms to episodic contaminant exposures; 4) the water quality 

consequences of land use; 5) the effects of pharmaceuticals on fish behavior; and 5) the 

bioavailability and toxicity of colloids and nanoparticles in aquatic systems.

Carey Pope, Ph.D.

Dr. Carey Pope is Professor, Head and Sitlington Chair in Toxicology in the Department of 

Physiological Sciences at the Oklahoma State University Center for Veterinary Health Sciences, 

Stillwater, Oklahoma. He received a Ph.D. degree from the University of Texas Graduate School 

of Biomedical Sciences in Houston, Texas in 1985, and completed postdoctoral training in the 

Neurology Department at Baylor College of Medicine (1985) and the U.S. Environmental 

Protection Agency’s National Health and Environmental Effects Research Laboratory (1986-

1989). He previously served on the faculty of the College of Pharmacy, University of Louisiana 

at Monroe (1989-1999). Dr. Pope’s research primarily involves the evaluation of intrinsic and 

extrinsic factors that modify neurotoxicity from exposure to acetylcholinesterase inhibitors. He 

has previously served as a consultant for the U.S. Army’s external research programs, was a 

member of the NAS/NRC Subcommittee on Toxicologic Assessment of Low-Level Exposures to 

Chemical Warfare Agents and is currently a member of the NIEHS Neurotoxicology and 

Alcohol study section. Dr. Pope has been a member of the Food Quality Protection Act Board 

since 1996.
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Martha Sandy, Ph.D.

Dr. Martha S. Sandy is a Senior Toxicologist and Chief of the Cancer Toxicology and 

Epidemiology Section within the California Environmental Protection Agency’s (Cal/EPA) 

Office of Environmental Health Hazard Assessment (OEHHA). Dr. Sandy’s Section conducts 

hazard identification, dose-response assessment, and exposure assessment of chemical 

carcinogens. Children’s environmental health, and in particular, cancer risk associated with 

early life carcinogen exposures, has been a significant focus in recent years. Her group is 

comprised of individuals with expertise in toxicology, epidemiology, biostatistics and exposure 

assessment. Dr. Sandy has a Ph.D. and an M.P.H. in Environmental Health Sciences, with an 

emphasis in Toxicology, from the University of California, Berkeley’s School of Public Health. 

She conducted research investigating biochemical and molecular mechanisms of toxicity and 

carcinogenicity, and biochemical and genetic susceptibility factors in Parkinson’s disease before 

joining OEHHA in 1994. Dr. Sandy currently serves on the U.S. EPA’s Children’s Health 

Protection Advisory Committee and has served as an ad hoc member of two U.S. Environmental 

Protection Agency (U.S. EPA) Scientific Review panels, as a member of two National Academy 

committees, as a member of one Report on Carcinogens Expert panel, and as a peer reviewer for 

the National Research Council. 
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FQPA Science Review Board Members

Michael Aschner, Ph.D.

Dr. Aschner earned his B.S. from the University of Rochester, Rochester, NY, in 1980, and his 

Ph.D. in Anatomy and Neurobiology from the University of Rochester School of Medicine and 

Dentistry, Rochester, NY, in 1985. After a brief postdoctoral fellowship in Toxicology (at the 

same Institution), he assumed his first faculty position (Assistant followed by Associate 

Professorship) in the Department of Pharmacology at Albany Medical College, Albany, NY 

(1988-1994). For the next decade he joined the Department of Physiology and Pharmacology at 

Wake Forest University School of Medicine, Winston-Salem, NC. As of 2004, Dr. Aschner 

serves as the Gray E. B. Stahlman Professor of Neuroscience in the Department of Pediatrics at 

the Vanderbilt University Medical Center in Nashville, TN. He also holds joint appointments at 

the Kennedy Center for Research on Human Development and in the Department of 

Pharmacology and is the Director of the Division of Clinical Pharmacology and pediatric 

Toxicology. Dr. Aschner is also the Director of the Molecular Toxicology Center and the 

Toxicology Training (as of October 2011). Dr. Aschner has served on numerous national and 

international toxicology panels (Institute of Medicine, US Environmental Protection Agency, 

Center for Disease Control), served and chaired the Neurotoxicology and Alcohol (NAL) 

National Institutes of Health Study Section, and authored approximately 450 peer-reviewed 

manuscripts and chapters in the area of neurotoxicology. He serves as Associate Editor 

(Neurotoxicology; Toxicological Science; Neurochemistry Research; Biology Trace Elements 

Research) and on the Editorial Boards (Toxicology; Acta Neurobiologiae Experimentalis; 

Alcohol; Frontiers in Genomics) of several journals and he edited several books related to 

Neurotoxicology. He is a member of the Society of Toxicology, Society for Neuroscience, a 

Fellow of the Academy of Toxicological Sciences and a past president of the International 

Neurotoxicology Association. In 2011, he was the recipient of the Society of Toxicology Merit 

Award. He presently also serves as Vice-President Elect of the International Society of Trace 

Elements Research in Humans. Dr. Aschner’s research interests are in the neurobiology and 

physiology of astrocytes and the mechanisms of central nervous system injury. Dr. Aschner has 

been particularly interested in metal uptake and distribution in the brain, devoting the last 25 

years of his research to the mechanisms of transport of methylmercury, manganese, and uranium 

across the capillaries composing the blood–brain barrier, as well as their cellular and molecular 

mechanisms of neurotoxicity. Studies in the lab address basic mechanisms in various 

experimental models (C. elegans, tissue cultures and rodents) as well as follow-up on the 

sequalae of manganese deposition in the brains of human neonates. 
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Brian Buckley, Ph.D.

Dr. Buckley is the Executive Director of Laboratories at the Environmental and Occupational 

Health Sciences Institute at Rutgers University. He received his BS in Chemistry form 

University of New Hampshire, his PhD in Analytical Chemistry from North Carolina State 

University and was a post doctoral fellow at Oak Ridge National Lab. He is a member of the 

graduate faculty in Environmental Sciences, Toxicology and Public Health at Rutgers University

and the University of Medicine and Dentistry of New Jersey. He is a member of the American 

Chemical Society and the Society of Applied Spectroscopy and was honored as the Virgil Payne 

Award for Outstanding Chemical Service Achievement and has served on multiple review panels 

for NIH and EPA FIFRA. His research focus is on analytical methods development and 

modification to measure xenobiotic molecules and their metabolites including pesticides, PCBs 

plasticizers and other endocrine disrupting compounds prevalent in the environment. In addition 

he has developed methods for metals measurement and metals speciation by plasma mass 

spectrometry. His most recent research has been in developing in-vitro models for physiological 

processes and creating metabolic profiles of specific environmental contaminants such as 

estrogen mimics. Dr. Buckley has authored/coauthored more than 60 research articles/book 

chapters including a key paper in evaluating pesticide use in the home and made more than 100 

presentations on measurement of contaminants prevalent in environmental health. Dr. Buckley

has developed analytical methods for many human biomonitoring studies including; NHEXAS, 

CLEARS, the Childhood Autism Study and currently the National Children’s Study in Queen’s 

county NY. He has appeared on ABC News, Eyewitness news, Fox 5 News NY, News 12 NJ 

and NJN news discussing topics of environmental contamination and human health. 

Russell Carr, Ph.D.

Dr. Russell Carr is an Associate Professor in the Center for Environmental Health Sciences in the 

College of Veterinary Medicine at Mississippi State University. He received his dual B.S. in 

Biology and Chemistry (1987) from Delta State University, Cleveland, Mississippi, and his M.S. 

in Zoology (1990) and Ph.D. in Animal Physiology (1994) from Mississippi State University. 

Prior to serving in his current faculty position, Dr. Carr completed postdoctoral training (1995) 

and served as a Research Toxicologist (1995-1999) at Mississippi State. Dr. Carr’s primary

research interests are in the area of developmental neurotoxicology with emphasis on 

environmental chemicals. One focus is investigating the mechanisms by which developmental 

organophosphorus insecticide exposure alters the neurochemistry of the brain and induces longterm changes in behavior. Another focus is the development of a short lived aquatic vertebrate 

model to study the lifetime effects of developmental exposure. Dr. Carr is currently the 

Research Coordinator/Evaluator for the Indianola Promise Community of the Delta Health 

Alliance. He is active in both the national and local chapters the Society of Toxicology. Dr. 

Carr has served as an ad hoc panel member of several U.S. EPA FIFRA Scientific Advisory 

Panels.
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Abby C. Collier, Ph.D.

Dr. Abby C. Collier is an Assistant Professor of Pharmacology at the John A. Burns School of 

Medicine, University of Hawaii. Originally from New Zealand, Dr. Collier received her B.Sc. in 

Pharmacology from the University of Auckland (1998) and her PhD in Pharmacology from the 

same institution in 2003. After performing a Post Doctoral Fellowship at the University of 

Nevada Reno under Dr. Chris Pritsos, Dr. Collier was appointed Assistant Professor of 

Pharmacology at the University of Hawaii Medical School in 2006. Dr. Collier teaches 

Pharmacology to undergraduate and graduate students as well as Clinical Pharmacology for 

medical students and was awarded the University of Hawaii Regent’s Medal for Teaching in 

2011. Within Pharmacology, her sub-specialty is drug metabolism and pharmacokinetics, 

primarily focused on research in pregnancy and pediatrics. A winner of the 2011 SimCYP award 

for Most Informative Paper (“in recognition of scientific research that is leading the world in 

ADME, IVIVE, pharmacokinetics, modeling and simulation”); Dr. Collier uses a combination of 

wet laboratory work and in silico modeling to provide greater understanding of developmental 

pharmacology as well as improve drug and chemical safety. Dr. Collier’s research laboratory has 

been funded by the National Institutes of Health and private Foundations since 2007. Along with 

her collaborators, she also performs research and publishes regularly in the fields of human and 

environmental toxicology and in endocrinology.

Ellen Gold, Ph.D. 

Dr. Ellen B. Gold is Chair of the Department of Public Health Sciences and Chief of the Division 

of Epidemiology in that Department in the University of California Davis School of Medicine 

and former Chair of the Graduate Group in Epidemiology. After receiving her PhD, she became 

a faculty member at The Johns Hopkins University until she moved to the UC Davis faculty in 

1988. She has been Principal Investigator on a number of NIH-funded, peer-reviewed grants and 

has had continuous NIH research grant funding for over 20 years. These research grants have 

largely focused over the past 30 years on lifestyle and environmental factors that affect women’s 

reproductive health and cancer risk and include her work for the past 15 years studying the 

natural history of the menopausal transition, including hormonal and symptomatic changes, in a 

longitudinal study of a large, multi-racial/ethnic national cohort. She has also authored or coauthored over 150 peer-reviewed publications. She has mentored numerous graduate students 

and junior faculty and has received a number of outstanding faculty and mentoring awards, is coDirector of the UC Davis Building Interdisciplinary Research Careers in Women's Health 

program and is a Fellow in the American Association for the Advancement of Science.
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Gaylia Jean Harry, Ph.D.

Dr. Jean Harry is currently Head of the Neurotoxicology Group in the Laboratory of 

Neurobiology at the National Institute of Environmental Health Sciences, National Institutes of 

Health (NIH) in Research Triangle Park, North Carolina. She has adjunct appointments in the 

Toxicology Programs of both University of North Carolina/Chapel Hill and Duke University. 

She has previously served as Acting Laboratory Chief of the Laboratory of Molecular 

Toxicology at NIEHS and has work as a neurotoxicology discipline leader within the National 

Toxicology Program. She received her Ph.D. from Virginia Commonwealth University in 1981 

and subsequently completed additional training in a NIH Training Program in Neuropathology 

followed by the award of a NIH individual postdoctoral fellowship in biochemistry/toxicology at 

the University of North Carolina/Chapel Hill. She joined NIEHS in 1990 as Head of the 

Developmental Neurotoxicology Group and has been Head of the Neurotoxicology Group since 

1995. She has an active research program in the area of neuroimmunotoxicology in the 

immature and aged nervous system. She has served on numerous national and international 

committees and working groups with reference to neurotoxicology including the World Health 

Organization, USEPA, International Life Sciences Institute, as well as state and local 

environmental agencies. 

Stella Koutros, Ph.D.

Dr. Stella Koutros is a Research Fellow in the Occupational and Environmental Epidemiology

Branch (OEEB) at the Division of Cancer Epidemiology and Genetics (DCEG) of the National 

Cancer Institute (NCI) at the National Institutes of Health in Bethesda, Maryland. Dr Koutros 

received her B.S at Tufts University (2002) and an M.P.H (2004) from Yale University. In 2006 

Dr. Koutros came to the NCI and Ph.D. (2008) from Yale University. Since 2006 when Dr. 

Koutros arrived at the NCI to complete her Ph.D. (2008) as part of a cooperative training 

program between DCEG and Yale University, she has worked extensively on occupational 

pesticide exposures as risk factors for cancer risk, particularly within the Agricultural Health 

Study (AHS). Dr. Koutros has focused her research in three primary areas, including, the 

etiology of cancers of the prostate and bladder, and the effect of pesticide exposure on cancer 

risk. She has lead several AHS analyses to understand the impacts of pesticides on the overall 

cancer incidence, the impact of specific chemicals, and the site-specific associations between 

pesticide exposure and prostate and bladder cancer risk in the cohort. Dr. Koutros has also lead 

work to explore gene-environment interactions as risk factors for cancer, in particular the 

interaction between organophosphate insecticides and genetics as risk factors for prostate cancer. 

Dr. Koutros has provided peer review of manuscripts for many journals and given several invited 

lectures and additional presentations of her work within the Agricultural Health Study. Dr. 

Koutros continues her work on agricultural risk factors for cancer as well as risks from other 

occupational exposures.
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Chensheng (Alex) Lu, Ph.D.

Dr. Lu is an Associate Professor of Environmental Exposure Biology in the Department of 

Environmental Health, Harvard School of Public Health. He received the Ph.D. degree in 

Environmental Health from the University of Washington (Seattle, WA) in 1996. He was an 

Assistant Professor at the Rollins School of Public Health, Emory University in Atlanta GA from 

2004 to 2008, before joining Harvard School of Public Health in 2008. His primary research 

interest is to assess human exposure to environmental chemicals, such as pesticides and 

endocrine disruptors, using biomarker approach and to link exposures to health outcomes. His 

extramural research program consists of funding mainly from National Institute of 

Environmental Health Sciences (NIEHS) and US EPA’s Science to Achieved Results program 

(STAR). The current ongoing research projects include a community-based intervention study

aiming to reduce young children’s exposures to pesticides via the implementation of the 

Integrated Pest Management (IPM) practice in one of the Boston Housing Authority

developments, which he serves as the Principal Investigator (PI). He is also a PI of a study to 

determine how chronic exposures to endocrine disrupting chemicals would affect epigenetic 

methylation in children, and a co-investigator in a study to examine the interplay between liver 

enzymes and BPA/phthalates in relations to type-2 diabetes risk. He recently completed a 

random-sampling population-base study aiming to assess how the variations of dietary

consumption patterns affect pesticide exposures. He is the author over 50 peer-reviewed articles. 

He currently serves as an ad hoc member on the Scientific Advisory Panel established by US 

EPA Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) and by US EPA Food Quality

Protection Act (FQPA). He is a member of Scientific Experts of European Food Safety 

Authority (EFSA) since 2009. He also serves as the Associate Editor, Environmental Health 

Perspectives (EHP) and the Journal of Exposure Science and Environmental Epidemiology

(JESEE), two leading scientific peer-review journals in the field of Environmental Health.

Bette Meek, Ph.D. 

Dr. Bette Meek is currently the Associate Director of Chemical Risk Assessment with the 

McLaughlin Institute of the University of Ottawa on interchange from Health Canada, where she 

managed the Existing Substances Division in the Safe Environments Program. Her 

responsibilities in this capacity related to development and implementation of process and 

methodology for the assessment of the effects on human health of Existing Substances under the 

Canadian Environmental Protection Act, including setting priorities for assessment from among 

all 23, 000 commercial chemicals used in Canada by September, 2006 (i.e., categorization). She 

has considerable experience in the development of methodology for and evaluation of healthrelated data on environmental contaminants, having also managed previously programs within 

Health Canada on contaminants of drinking water and air. She acts as an advisor to several 

international organizations and has authored over 150 scientific publications in this area. 

Specific areas of experience include development of frameworks to increase transparency in the 

assessment of human relevance of animal modes of action, increasing incorporation of biological 

data in dose-response as a replacement for default, development of predictive exposure and 

hazard modeling and increasing efficiency in assessment through effective problem formulation 

and early and continuing peer engagement. 
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William Popendorf, Ph.D.

Dr. William Popendorf is a Professor of Industrial Hygiene at Utah State University. He has 

been on the Board of the American Industrial Hygiene Association and a Director of the 

American Board of Industrial Hygiene. Dr. Popendorf has taught and conducted research for 

over thirty years and published more than 65 papers, book chapters, and one text book beginning 

with pesticide hazards to farm workers in 1972-1992, inorganic dusts in 1978-1982, organic 

dusts from grains and livestock in 1982-1995, and automotive industry foundries and metal 

working fluids in 1987-1994, and broader reviews since 1991 culminating in 2006 with 

Industrial Hygiene Control of Airborne Chemical Hazards. His broad interest has been to 

develop or/and apply predictive models (many developed in other fields) that describe how 

physical mechanisms cause (and can be used to control) exposures of workers to organic vapors, 

hazardous particulate aerosols, and dermally toxic chemicals, with the expectation that such tools 

will improve the overall practice and knowledge-base of industrial hygiene. 

Barry Ryan, Ph.D.

Dr. Ryan is Professor of Exposure Science and Environmental Chemistry in the Department of 

Environmental Health, Rollins School of Public Health, Emory University. He is jointly

appointed in the Department of Chemistry at Emory University. Prior to joining the faculty at 

Emory in 1995, he was on the faculty at Harvard School of Public Health. He received a BS in 

Chemistry from the University of Massachusetts, an MS in Physical Chemistry from the 

University of Chicago, and PhD in Computational Chemistry from Wesleyan University. He has 

been active in the exposure assessment field for over 25 years publishing in excess of 100 peerreviewed manuscripts and book chapters and making over 190 presentations of his work to the 

scientific community. His work has included both cross-sectional and longitudinal studies of 

community-based exposure for multiple pollutants in multiple media. Dr. Ryan is Principal 

Investigator of a retrospective study of exposure to perfluorooctanoic acid in a large area 

surrounding a manufacturing facility using this compound. Recently, he began work assessing 

exposure to pesticides experienced by individuals in a community in Northern Thailand. In 

addition, he is Co-Principal Investigator and Co-Investigator on three separate Formative 

Research projects associated with the National Children’s Study. Recent work completed by Dr. 

Ryan’s group includes a U.S. EPA-funded STAR Grant designed to assess the effectiveness of 

biological markers of exposure to organophosphate and pyrethroid pesticides and a study if the 

impact on the surrounding community of airport emissions of various airborne compounds. Dr. 

Ryan is a member of the Executive Committee of the Emory/Battelle/ Morehouse consortium for 

the National Children’s Study. He was Principal Investigator on the U.S. EPA funded 

longitudinal study of exposures to pollutants known as the National Human Exposure 

Assessment (NHEXAS) - Maryland study, and was Co-Principal Investigator of a study on 

health-compromised individuals assessing the impact of particulate matter exposure on heart rate 

variability, and Co-Principal Investigator on a study of the impact of air pollution exposure on 

hiker lung-health in the Great Smoky Mountain National Park. Dr Ryan is a member of the 

Board of Scientific Counselors for U.S. EPA’s Office of Research and Development and a 

member of the US EPA Science Advisory Board Sub-Committee on Exposure and Human 
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Health. Dr. Ryan also completed a four-year term on the Federal Advisory Committee for the 

National Children’s Study being undertaken by the National Institutes of Health. He has served 

on numerous advisory panels for the U.S. EPA, most recently as the Chair of the external 

evaluation committee on the Draft Exposure Factors Handbook update and on the FIFRA SAP 

on Chlorpyrifos PBPK-Cares Modeling Review. Dr. Ryan has also served on several National 

Academy of Science panels.

Alvin V. Terry Jr., Ph.D.

Dr. Alvin V. Terry Jr. is a tenured Professor of Pharmacology and Toxicology and Director of 

the Animal Behavior Center at Georgia Health Sciences University (GHSU) in Augusta, 

Georgia. He also holds joint appointments as Professor of Neurology and Graduate Studies at 

GHSU, and is a licensed pharmacist in Georgia and South Carolina. A native of South Carolina, 

Dr. Terry received a B.S. in Pharmacy from the Medical University of South Carolina, 

Charleston, S.C. in 1982 and a Ph.D. in Pharmacology from the University of South Carolina, 

Columbia, S.C. in 1991. He received post-doctoral training and served as a junior faculty 

member at the Medical College of Georgia from 1991-1994, then served as a faculty member of 

the University of Georgia College of Pharmacy from 1994 until taking his current position at 

GHSU Department of Pharmacology and Toxicology in December of 2005. To date, Dr. Terry

has published 133 peer-reviewed research articles, 8 book chapters, and holds 1 US patent. His 

research is currently supported by the National Institute of Environmental Health Sciences 

(NIEHS), the National Institute on Aging (NIA), and the National Institute on Drug Abuse 

(NIDA). Dr. Terry has served on multiple study sections for a variety of governmental agencies 

including The National Institutes of Health, NASA and The Department of Veterans Affairs. Dr. 

Terry's research interests focus on the role of central acetylcholine (i.e., cholinergic) pathways in 

cognition; specifically how these neuronal pathways are involved in the memory dysfunction 

associated with neuropsychiatric illnesses and exposures to environmental toxins, especially

organophosphates. The actions of both pharmaceutical and toxicological agents on the 

cholinergic neuronal system, axonal transport, as well as the major growth factors (nerve growth 

factor, brain derived growth factor) that support the cholinergic system are of particular interest. 

The laboratory also focuses on drug discovery and development strategies for the treatment of 

disorders of cognition. The laboratory employs a variety of methods to test hypotheses ranging 

from behavioral testing in animal models (rodents to non-human primate) to molecular, cellular 

and analytical techniques. 
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John E. Vena, Ph.D.

Dr. John E. Vena is the Head of the Department of Epidemiology and Biostatistics and 

University of Georgia Foundation Professor in Public Health at the College of Public Health, 

University of Georgia. From 2003-2008 he served as Professor and Chair of the Department of 

Epidemiology and Biostatistics at the Arnold School of Public Health at the University of South 

Carolina (USC). Dr. Vena was Professor of Social and Preventive Medicine at the State 

University of New York at Buffalo, School of Medicine and Biomedical Sciences and a research 

fellow at Roswell Park Cancer Institute (1981-2003) and Director of the Environment & Society 

Institute (1999-2003). Dr. Vena received his B.S. in Biology from St. Bonaventure University

and his M.S. and Ph.D. degrees in Epidemiology from the State University of New York at 

Buffalo. Dr. Vena is a Fellow of the American College of Epidemiology and the American 

Epidemiological Society, a member of the International Society for Environmental 

Epidemiology, Society for Epidemiologic Research and the American Public Health Association 

(APHA). He has published extensively in the field of environmental and occupational 

epidemiology with a focus on cancer epidemiology and reproductive and developmental health. 

Studies have included descriptive and analytic studies of air and water pollution, bladder cancer 

and drinking water contaminants, occupational exposures, health of municipal workers including 

firefighters and police officers, diet, electromagnetic fields, persistent environmental toxicants 

and a Cohort Study of Sportsmen in the Great Lakes region. Since 1981, Dr. Vena has taught 

courses in epidemiologic methods and applications in occupational health and in environmental 

health and has mentored graduate students, post-doctoral fellows and junior faculty.

Charles Vorhees, Ph.D.

Dr. Vorhees has 35 years of experience conducting neuroscience/neurotoxicology and 

neuroteratology research. Dr. Vorhees has served on numerous National Institutes of Health site 

visit committees, special emphasis panels, and ad hoc review committees since 1984, and was a 

regular member of a study section from 1994-1998, serving as interim chair in 1997. He has 

served on advisory committees to the US Food and Drug Administration, US Environmental 

Protection agency, National Research Council, several private foundations, and a number of 

pharmaceutical companies. Dr. Vorhees was Director of the Graduate Program in Molecular and 

Developmental Biology, University of Cincinnati College of Medicine, 1998-2004. 
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Heather Young, Ph.D., M.P.H. 

Dr. Young is an Associate Professor of Epidemiology and Biostatistics at The George 

Washington University School of Public Health and Health Services. She has ten years of 

experience in epidemiologic and biostatistical consulting and has taught numerous courses in 

graduate epidemiology and biostatistics to public health and health professions students. She 

completed her MPH and PhD in epidemiology at The George Washington University. She 

currently teaches courses in Advanced Data Analysis for Public Health, Design of Health 

Studies, Reproductive and Perinatal Epidemiology, Cancer Epidemiology, and Pesticides and 

Cancer. Her areas of research interest include cancer particularly reproductive cancers, 

environmental and occupational exposure assessment, reproductive outcomes related to 

environmental and occupation exposures, pesticide exposure assessment, and health of military

and veteran populations. Dr. Young is currently involved in research examining AIDS-related 

malignancies in the District of Columbia, cancer patterns in Gulf War veterans, reproductive 

outcomes in Army Chemical Corps Veterans exposed to dioxin during Vietnam, cancer 

disparities in the District of Columbia, and breast cancer patient navigation in the District of 

Columbia. In addition, she has served as a technical advisor for data issues for DC’s HIV AIDS 

Administration and as a statistical consultant on several veterans’ health studies for the Institute 

of Medicine’s Medical Follow-Up Agency. She has also published papers examining ovarian 

cancer risk in the Central Valley of California as related to triazine exposure and has extensive 

knowledge of California’s Pesticide Usage Database. She also serves as a reviewer for 

numerous epidemiology and environmental health journals as well as sitting on the Veterans 

Administration Women Veterans Health Program Center of Excellence Review Panel and has 

served as an ad hoc member on various EPA FIFRA Scientific Advisory Panels.