Final Biosketches 

Deborah A. Cory-Slechta, Ph.D., University of Rochester School of Medicine and Dentistry 

i. Education: University of Minnesota, Ph.D. in Experimental Psychology (1977) 

ii. Professional Experience: Dr. Cory-Slechta is a Professor in the Department of Environmental 

Medicine and the Department of Pediatrics at the University of Rochester School of Medicine 

and Dentistry, where she also serves as co-director of the Behavioral Sciences Facility Core and 

director of the Animal Behavior Core. Dr. Cory-Slechta received her Ph.D. from the University 

of Minnesota in 1977 and worked as a junior staff fellow of the National Center for 

Toxicological Research beginning in 1979. She was appointed to the faculty of the University of 

Rochester Medical School in 1982 and was appointed Chair of the Department of Environmental 

Medicine and Director of the NIEHS Environmental Health Sciences Center at the University of 

Rochester in 1998. From 2000 to 2002, she was the Dean for Research and Director of the AAB 

Institute for Biomedical Sciences. Following her appointment as Dean, she concurrently served 

until 2007 as the Chair of the Department of Environmental and Occupational Medicine at 

Robert Wood Johnson Medical School and as Director of the Environmental and Occupational 

Health Sciences Institute, a joint Institute of the Robert Wood Johnson Medical School and 

Rutgers. Dr. Cory-Slechta’s research has focused largely on environmental neurotoxicants as 

risk factors for behavioral disorders and neurodegenerative disease. Specifically, this has 

included more than 30 years of work on the impact of lead on learning and attention and 

associated neurochemical mechanisms, and the participation in numerous national and 

international committees/review panel/workshops on lead. These research efforts have resulted 

in over 170 papers and book chapters to date. Dr. Cory-Slechta has served on and chaired 

numerous national research review and advisory panels, including committees of the National 

Institutes of Health, the National Institute of Environmental Health Sciences, the Food and Drug 

Administration, the National Center for Toxicological Research, the Environmental Protection 

Agency Science Advisory Board, the National Academy of Sciences, the Institute of Medicine, 

and the Agency for Toxic Substances and Disease Registry, Centers for Disease Control and 

Prevention. In addition, Dr. Cory-Slechta has served on the editorial boards of several journals 

including Environmental Health Perspectives, Neurotoxicology, Toxicology, Toxicological 

Sciences, Fundamental and Applied Toxicology, Neurotoxicology and Teratology, and American 

Journal of Mental Retardation. She has held the elected positions of President of the 

Neurotoxicology Specialty Section of the Society of Toxicology, President of the Behavioral 

Toxicology Society, and been named a Fellow of the American Psychological Association. 

 
Final Biosketches 

Panos G. Georgopoulos, Ph.D., Rutgers University – Robert Wood Johnson Medical School, 

Environmental and Occupational Health Sciences Institute (EOHSI) 

i. Education: California Institute of Technology, Ph.D. in Chemical Engineering (1986) 

ii. Professional Experience: Dr. Georgopoulos is Professor of Environmental and Occupational 

Medicine at Rutgers University – Robert Wood Johnson Medical School. He is also a member of 

the Graduate Faculties of Chemical and Biochemical Engineering, Biomedical Engineering, and 

of Environmental Sciences at Rutgers University, and a member of the Rutgers Environmental 

and Occupational Health Sciences Institute (EOHSI). Dr. Georgopoulos received his Ph.D. in 

Chemical Engineering from the California Institute of Technology. At EOHSI, he established 

and directs the Computational Chemodynamics Laboratory (CCL), a state-of-the-art facility for 

informatics and modeling of complex environmental and biological systems. Furthermore, he codirects the Center for Exposure and Risk Modeling (CERM) at EOHSI. Dr. Georgopoulos’ 

research areas involve the development and application of mathematical and computational 

methods for diagnostic and mechanistic studies of multipathway physicochemical processes 

taking place in interacting environmental and biological systems. The aim of this research is to 

improve the understanding and quantification of human exposure and biological mechanismbased dosimetry and risk for environmental toxics; this is being accomplished through the 

ongoing development of a consistent mechanistic multiscale modular computational framework 

for source-to-dose-to-effect modeling of toxicant dynamics. Outcomes of this research include 

integrative computational models of toxicokinetic and toxicodynamic processes at the cellular, 

tissue and whole body levels. Dr. Georgopoulos has published more than 125 peer-reviewed 

articles and chapters in scientific journals, books and proceedings, and has authored or coauthored several state and Federal government documents and numerous technical reports. He 

has served on editorial boards of scientific journals and currently serves as member of various 

national and international scientific and technical committees on environmental issues. 

 
Final Biosketches 

Philip E. Goodrum, Ph.D., Integral Consulting Inc.

i. Education: SUNY College of Environmental Science and Forestry, Ph.D. in Environmental 

Engineering (1999) 

ii. Professional Experience: Dr. Goodrum is a Senior Managing Scientist at Integral Consulting 

Inc. and a member of the adjunct faculty for Syracuse University where he teaches a course in 

Environmental Toxicology. He received his Ph.D. in Environmental Engineering from SUNY 

College of Environmental Science and Forestry in 1999, focusing his research on applications of 

probabilistic modeling to lead risk assessment. Prior to joining Integral Consulting Inc. in 2013, 

Dr. Goodrum was employed at Cardno Entrix, Environmental Resources Management (ERM), 

ARCADIS-US, Inc., and SRC, Inc. Dr. Goodrum has 23 years of experience in quantitative risk 

assessment and environmental modeling, specializing in applications to human health and 

ecological risk assessment, sediment remediation, groundwater compliance monitoring, and 

natural resource damage assessment. He is a recognized national expert in probabilistic 

modeling, quantitative uncertainty analysis, lead (Pb) risk assessment, and statistical methods. 

Dr. Goodrum served for approximately 10 years as a consultant for EPA’s Technical Review 

Workgroup for Lead, managed EPA’s “Lead Hotline,” which assisted the public with 

applications of both the IEUBK model and the interim Adult Lead models, co-authored 

numerous platform presentations, technical white papers and guidance documents, and actively 

participated in the research and development of EPA’s All Ages Model for Lead. Dr. Goodrum 

served on EPA’s Science Advisory Board for lead and on EPA’s Clean Air Scientific Advisory 

Committee (CASAC) - Lead Review Panel. He is a member of the Interstate Technology and 

Regulatory Council (ITRC) workgroup on Incremental Sampling Methodology (ISM) and serves 

as an instructor for ITRC for an on-line seminar series on ISM. 

 
Final Biosketches 

Dale Hattis, Ph.D., George Perkins Marsh Institute, Clark University

i. Education: Stanford University, Ph.D. in Genetics (1974) 

ii. Professional Experience: Dr. Hattis is a Research Professor with the Center for Technology 

Environment and Development (CENTED) of the George Perkins Marsh Institute at Clark 

University. He received his Ph.D. in Genetics from Stanford University in 1974 and an 

undergraduate degree in Biochemistry from the University of California at Berkeley in 1967. For 

the past 39 years he has been engaged in the development and application of methodology to 

assess the health, ecological and economic impacts of regulatory actions, including those related 

to the occupational exposure to lead. His work has focused on the development of methodology 

to incorporate interindividual variability data and quantitative mechanistic information into risk 

assessments for both cancer and non-cancer endpoints. Specific studies have included 

quantitative risk assessments, assessment of reproductive effects, neurological effects, and 

chronic lung function impairment, four pharmacokinetic-based risk assessments for carcinogens, 

an analysis of uncertainties in physiologically based pharmacokinetic (PBPK) modeling and an 

analysis of differences among species in processes related to carcinogenesis. Recent research has 

also explored age-related differences in sensitivity to carcinogenesis and other effects, and 

pharmacokinetics and dose response for neurodevelopmental effects of the insecticide 

chlorpyrifos. Dr. Hattis has published more than 200 articles and chapters in scientific journals, 

books and proceedings. He has been a member of the Environmental Health Committee of the 

EPA Science Advisory Board, and is currently on the Board of Scientific Counselors for the 

National Toxicology Program. He has also served as a member of the National Research Council 

Committee on Estimating the Health-Risk-Reduction Benefits of Proposed Air Pollution 

Regulations. Dr. Hattis has been a councilor and is a Fellow of the Society for Risk Analysis, and 

serves on the editorial board of its journal, Risk Analysis. 

 
Final Biosketches 

Andrew Hunt, Ph.D., University of Texas at Arlington 

i. Education: University of Liverpool, England, Ph.D. in Atmospheric Science (1988) 

ii. Professional Experience: Dr. Hunt is an Associate Professor in the Department of Earth And 

Environmental Sciences at the University of Texas at Arlington where he teaches graduate 

courses in Human Health Risk Assessment/Probabilistic Risk Assessment, Issues in 

Environmental Health, and Toxicology. He previously was on the faculty of the Pathology 

Department of the State University of New York Health Science Center in Syracuse, NY (14 

years), and held a position in environmental consulting for four years. For the past 25 years, Dr. 

Hunt’s research has addressed health and environmental hazards in urban and indoor 

environments. He has conducted a number of studies concerned with characterizing and 

apportioning the sources of lead in indoor dust, and with mapping the distribution of lead in dust 

across urban environments (funded by the U.K. Department of the Environment, EPA, HUD, and 

NSF). His work has also repeatedly focused on lead contamination of urban soil. Dr. Hunt has 

also published in the areas of lung disease associated with inhaled particles from environmental 

and occupational sources, and pediatric asthma in relation to environmental exposures. Dr. Hunt 

has served on various committees and panels, including panels for NSF on S-STEM applications, 

and for EPA on the Science Advisory Board peer review of lead dust technical analyses. He has 

published more than 50 peer-reviewed articles and chapters in scientific journals, books and 

proceedings. In addition, Dr. Hunt has served on the editorial boards of several journals 

including Air & Water Borne Diseases and Journal of Environmental Geochemistry and Health. 

 
Final Biosketches 

Naila Khalil, M.B.B.S., MPH., Ph.D., Center for Global Health Boonshoft School of Medicine, 

Wright State University 

i. Education: University of Pittsburgh, Ph.D. in Environmental Epidemiology (2007); 

Quaid-e-Azam University, MPH in Public Health (2000); University of the Punjab, M.B.B.S. in 

Medicine and Surgery (equivalent to MD) (1986) 

ii. Professional Experience: Dr. Khalil is an Assistant Professor in Community Health at Wright 

State University, Boonshoft School of Medicine, Center for Global Health. She received her 

Ph.D. in Environmental Epidemiology from the University of Pittsburgh in 2007. She is a 

physician and also holds an MPH from Pakistan. In Pakistan, Dr. Khalil was the national 

program manager for Environmental Health, a collaborative effort with the World Health 

Organization. Before joining the Center for Global Health as Assistant Professor, Dr. Khalil was 

a post-doctoral researcher at Wright State University Boonshoft School of Medicine Lifespan 

Health Research Center where her research focused on cardiovascular disease epidemiology. Dr. 

Khalil’s doctoral dissertation focused on multiple health outcomes associated with environmental 

lead exposure in older people. Dr. Khalil has published widely on lead related health outcomes. 

Her research has shown that elevated blood lead concentration is linked with diminishing bone 

density, and elevated risk of fractures and mortality in older women. In older men she has 

reported a negative association between occupational lead exposure and neurocognitive function 

and bone density. Dr. Khalil is on the editorial board of the Journal of Family Medicine & 

Community Health and serves as a reviewer for journals such as Environmental Health 

Perspectives and British Medical Journal. She is a member of the American Society of Bone and 

Mineral Research. 

 
Final Biosketches 

Andy Menke, MPH, Ph.D., Social & Scientific Systems, Inc. 

i. Education: Johns Hopkins University, Bloomberg School of Public Health, Ph.D. in 

Epidemiology (2010); Tulane University, School of Public Health and Tropical Medicine, MPH, 

(2005) 

ii. Professional Experience: Dr. Menke is a Senior Research Analyst at Social & Scientific 

Systems, Inc. He received his Ph.D. in Epidemiology from Johns Hopkins University, 

Bloomberg School of Public Health in 2010 and his MPH from Tulane University, School of 

Public Health and Tropical Medicine in 2005. Prior to his position at Social & Scientific 

Systems, Inc., Dr. Menke was a research assistant in the Department of Epidemiology and Welch 

Center for Prevention, Epidemiology and Clinical Research at the Johns Hopkins Bloomberg 

School of Public Health. Dr. Menke’s research experience includes the conduct and analysis of 

epidemiologic studies, focusing on the epidemiology of diabetes, sex steroid hormones, iron 

metabolism, and environmental exposure to heavy metals. Specific studies on lead and 

associated blood lead levels in U.S. adults and cardiovascular mortality, stroke, and end-stage 

renal disease. Dr. Menke has published more than 35 peer-reviewed journal articles and has 

made presentations at more than 15 scientific meetings. He serves as a reviewer for journals such 

as American Journal of Kidney Diseases; American Journal of Preventive Medicine; Annals of 

Epidemiology; Cancer Epidemiology, Biomarkers & Prevention; Environmental Research; and 

Environmental Science and Technology. Dr. Menke is a member of the American Heart 

Association, the Society for Epidemiologic Research, and the American Diabetes Association. 

 
Final Biosketches 

Howard W. Mielke, Ph.D., Tulane University School of Medicine

i. Education: University of Michigan, Ph.D. in Geography (1972) 

ii. Professional Experience: Dr. Mielke is a Professor in the Department of Pharmacology at the 

Tulane University School of Medicine. He received his Ph.D. in Geography from the University 

of Michigan in 1972 and his undergraduate degree in biology, chemistry and geography from 

Macalester College in 1963. Prior to his current appointment at Tulane University, Dr. Mielke 

held a joint appointment in the Department of Chemistry and the Center for Bioenvironmental 

Research at Tulane and Xavier Universities. Dr. Mielke began his urban geochemistry research 

in 1971 and his research has focused on accumulated environmental sources of lead and its 

association with childhood lead poisoning in inner city environments. He has published 

numerous articles on the topic of exterior metal accumulation in many cities including New 

Orleans where he conducted a multi-media study of metals in urban and rural areas. This study 

was followed by a pilot project whereby clean soils were brought in to reduce the potential for 

childhood exposure to lead and other toxins that had accumulated in the soil. Dr. Mielke also 

studied multiple metal contamination from house paints as a result of power sanding and paint 

scraping that changed the regulations for house painting in New Orleans. His research has 

influenced policy for the removal of lead from gasoline, and supported revised lead laws in New 

Orleans, Michigan, Canada, Mexico, Peru, the European Union, and Norway. Dr. Mielke has 

published more than 100 peer-reviewed articles and chapters in scientific journals, books and 

proceedings and has served on editorial boards of scientific journals. He served on EPA’s 

Science Advisory Board to conduct a consultation and peer review of EPA’s draft lead dust 

technical analyses. Dr. Mielke is a full member of the Society of Toxicology and a member of 

the board of the Society of Environmental Geochemistry and Health. 

 
Final Biosketches 

Paul Mushak, Ph.D., PB Associates 

i. Education: University of Florida, Ph.D. in Organometal and Biological Chemistry (1970) 

ii. Professional Experience: Dr. Mushak is a Senior Partner at PB Associates where he is a 

toxicologist and human health risk assessment specialist, principally working in the area of 

environmental lead and other metals, metalloids, and organometals. He received his Ph.D. in 

Organometal and Biological Chemistry from the University of Florida in 1970. Dr. Mushak also 

had extensive training and research experience in metal and analytical toxicology in the 

Department of Pathology, University of Florida School of Medicine. His post-doctoral training 

was at the Yale University Department of Molecular Biophysics and Biochemistry in the area of 

biochemical toxicology and enzymology of certain toxic and essential metals. Dr. Mushak was a 

visiting professor at the Albert Einstein College of Medicine (1995-2010) and a faculty member 

from 1971 to 1993 at the University of North Carolina - Chapel Hill School of Medicine, 

Pathology Department. Dr. Mushak has more than 45 years of education, training, and 

experience in the areas of exposures and their determinants, analytical pediatric toxicology, 

toxicokinetics, modeling and health risk assessments. He was the author of the comprehensive 

lead book, Lead and Public Health: Science, Risk and Regulation (2011), 180 research articles, 

conference abstracts, and book chapters, and has served on approximately 50 expert advisory 

national and international committees including EPA’s Science Advisory Board Panel for the All 

Ages Lead Model, EPA’s Clean Air Scientific Advisory Committee (CASAC) – Lead Review 

Panel, and a number of National Academy of Sciences committees on environmental metals. Dr. 

Mushak has co-authored more than two dozen risk assessment documents for various Federal 

and international agencies on lead, arsenic, cadmium, mercury, etc. He has testified before 

Congressional committees on two occasions about childhood lead poisoning. Dr. Mushak has 

been qualified as an expert on lead and other metals risk assessment before six Federal and six 

state courts. He is a member of the Society of Occupational and Environmental Health, the 

Society for Risk Analysis, and the Society of Toxicology, among others. 

 
Final Biosketches 

Rosalind A. Schoof, Ph.D., DABT, ENVIRON Corporation 

i. Education: University of Cincinnati, Ph.D. in Toxicology (1982) 

ii. Professional Experience: Dr. Schoof is a Principal at ENVIRON where she is a board 

certified toxicologist (Diplomate of the American Board of Toxicology (DABT)). Prior to 

joining ENVIRON in 2010, she was a Principal and Senior Toxicologist at Integral Consulting, 

Inc., Gradient Corporation, and Exponent. Dr. Schoof received her Ph.D. in Toxicology from the 

University of Cincinnati in 1982 and has more than 25 years’ experience assessing human health 

effects and exposures from metals and other chemical substances for a variety of projects, such 

as contaminated site remediation; commercial, industrial, agricultural and residential exposure 

assessments; product uses; and dietary exposures. Her projects have included numerous health 

risk assessments conducted under various U.S. and international regulatory settings, as well as 

regulatory, research and litigation projects. Dr. Schoof has directed evaluations of chemical 

toxicity, derivation of risk-based exposure levels, health risk assessments for cancer and 

noncancer end points and multimedia exposure assessments. Dr. Schoof is an internationally 

recognized expert on evaluation of arsenic and other metals (including lead) in the environment, 

as well as in the human diet, and on the bioavailability of metals from soil. Her experience with 

lead has included numerous exposure studies and risk assessments for mine and smelter sites; 

risk assessments for manufacturing, landfill, and waste combustion sites; regulatory and research 

projects for/cited by Health Canada, EPA, State of Montana; and litigation projects (e.g., former 

shooting range; mining and smelting site). Dr. Schoof has published more than 40 peer-reviewed 

articles and chapters in scientific journals, books and proceedings. She has served on numerous 

peer review panels for U.S. agencies (e.g., EPA, ATSDR) and Canadian ministries, and on 

several National Research Council committees. She has also served as a member of the British 

Columbia Contaminated Sites Science Advisory Board, the Expert Advisory Panel for the 

Canadian Metals in the Human Environment-Research Network, and the Washington Model 

Toxics Control Act Science Panel. Dr. Schoof was certified as a DABT starting in 1986 and is a 

Fellow of the Academy of Toxicological Science. She is a member of the Society of Toxicology, 

Society for Risk Analysis and the International Society for Exposure Science. 

 
Final Biosketches 

Joel Schwartz, Ph.D., M.D., Harvard School of Public Health 

i. Education: Brandeis University, Ph.D. in Theoretical Physics (1980); University of Basel, 

Switzerland, M.D. (2010) 

ii. Professional Experience: Dr. Schwartz is Professor of Environmental Epidemiology at the 

Harvard School of Public Health and Director of the Harvard Center for Risk Analysis. He 

received his Ph.D. in Theoretical Physics from Brandeis University in 1980 and his M.D. from 

the University of Basel, Switzerland, in 2010. His research interests are in epidemiology and the 

health consequences of exposure to pollutants, focusing on the health effects of lead and air 

pollutants. Prior to his academic appointment at the Harvard School of Public Health, Dr. 

Schwartz was a Senior Scientist at EPA until 1994. Dr. Schwartz has studied the cardiovascular 

effects of lead exposure in adults, neurological/cognitive effects in children, auditory effects in 

children, and effects of lead on children’s growth. He has also done work on sources of lead 

exposure, including establishing gasoline lead as the major source of lead exposure in the U.S. 

Dr. Schwartz has studied both acute and chronic effects of air pollution exposure and recently 

established that the exposure to fine combustion particles in air at concentrations well below 

current standards are associated with a range of adverse health effects, leading to a tightening of 

the U.S. air quality standards. He is also experienced in the modeling of continuous covariates in 

epidemiologic studies, both for better covariate control and to more accurately assess the 

relationship between exposure and response. Dr. Schwartz has published more than 600 peerreviewed articles and chapters in scientific journals, books and proceedings. In addition, Dr. 

Schwartz has served on the editorial boards of several journals including the International 

Journal of Biometeorology and the American Journal of Respiratory and Critical Care 

Medicine. He has served on EPA’s Science Advisory Board Ad Hoc All Ages Lead Committee, 

EPA’s Lead Clean Air Science Advisory Committee, and the National Academy of Sciences’ 

Committee on Assessing Lead Exposure in Critical Populations. 

 
Final Biosketches 

Anne Steenhout, Ph.D., Université Libre de Bruxelles 

i. Education: Université Libre de Bruxelles (ULB), Ph.D. in Sciences (1987) 

ii. Professional Experience: Dr. Steenhout is a Professor of Environmental Sciences at the Institute for 

Environmental Management and Physical Planning (IGEAT, Sciences Faculty) and is on the Pharmacy 

Faculty at the Université Libre de Bruxelles (ULB) in Brussels, Belgium. She also is Director of the 

Research Unit "Group for Ecotoxicological Evaluation on Pollutants, Safety and Impacts on Humans" 

(GEEPSIH) since 1997. Dr. Steenhout received her Ph.D. in Sciences from ULB in 1987, focusing her 

research on the circulation and accumulation of lead in humans and the environment. Dr. Steenhout’s 

experience includes environmental epidemiology, social and vulnerability factors, exposure assessment, 

toxicokinetics and toxicodynamics for lead and other contaminants. In addition, she has experience on the 

accumulation of lead in hard tissues (bone, teeth) in children and adults, and developed a lead biokinetic 

model (all-age) and exposure model (all sources). Dr. Steenhout has performed model validation 

exercises for EPA on independent datasets, including U.S. soil lead studies. The models evaluated a 

variety of sources including lead paints and comparisons with IUBK performances. Dr. Steenhout 

contributed regularly to EPA’s Lead Group, ECAO/NCEA, and to EPA’s Working Group on Lead 

Models and workshops. She was selected as a Member both of the Heavy Metals and the Biomonitoring 

Working Groups in the European SCALE Initiative (Directorate General 'Environment' of the European 

Commission preparing EU integrated Environment and Health strategy for adoption by the Council of the 

European Union). Dr Steenhout has published about 70 peer-reviewed papers and book chapters, and 200 

presentations. Consultant activities of Dr Steenhout include membership and inputs to about 150 

government documents on risk assessment methods, exposure estimates, toxicological reference values, 

or human and ecological assessments for specific inorganic or organic chemicals, for Belgium, France or 

supranational entities, including the Scientific Committee for Health and Environmental Risks (SCHER) 

of the European Commission, DG Health and Consumers. 

 
Final Biosketches 

Kenneth M. Unice, MS, Cardno ChemRisk 

i. Education: University of Arizona, MS. in Environmental Engineering (1998) 

ii. Professional Experience: Mr. Unice is a Science Advisor at Cardno ChemRisk, He received 

his MS in Environmental Engineering from the University of Arizona in 1998 and has 15 years 

of quantitative human health risk, exposure assessment, and database experience. Prior to joining 

Cardno ChemRisk in 2004, Mr. Unice was employed at AMEC as an Environmental Engineer 

and Health Scientist. Mr. Unice’s expertise is in the areas of environmental modeling, biokinetic 

modeling, indoor air modeling, occupational exposure assessment, human health risk assessment, 

environmental fate and transport analysis, computer programming and database design. He has 

been involved in a number of projects involving exposure and risk/dose-response assessments for 

metals including an analysis of exposures to lead-based paint, refinement of a biokinetic model 

for cobalt which was based on a framework originally developed for the International 

Commission on Radiological Protection (ICRP) age specific biokinetic model for lead, and an 

assessment of the adverse health effects associated with cobalt exposure. Mr. Unice has coauthored more than 35 journal articles on the topics of biokinetic modeling, biomonitoring, 

environmental fate and transport models, metals exposure, pathogen risk assessment, and 

exposure reconstruction. Mr. Unice has served as an external peer reviewer for EPA and as a 

peer reviewer on behalf of the Pennsylvania Department of Environmental Protection. He is a 

member of the International Society of Exposure Science (ISES) and the Society for Risk 

Analysis (SRA). 

 
Final Biosketches 

Ian H. von Lindern, Ph.D., PE, TerraGraphics Environmental Engineering, Inc. 

i. Education: Yale University, Ph.D. in Environmental Science and Engineering (1980) 

ii. Professional Experience: Dr. von Lindern is the Executive Director of TerraGraphics 

International Foundation (TIFO) a non-profit Humanitarian environmental response 

organization. He served as Chief Executive Officer and Principal Scientist of TerraGraphics 

Environmental Engineering from 1984-2014. He has nearly 40 years of national and 

international environmental engineering/science experience that includes a variety of 

environmental assessments; studies in air, water, and soil pollution; toxic and hazardous 

materials investigations; remedial and cleanup plans; human health risk assessments; and 

application of statistical analysis techniques to multi-disciplinary environmental problems. He 

has directed over 40 major health/environmental investigations involving primary and secondary 

lead smelters and battery processors, landfills, and uranium mill tailings at several major 

mining/smelting sites in the U.S., as well as internationally. Dr. von Lindern worked for the State 

of Idaho on various projects involving the Bunker Hill/Coeur d’Alene Basin Hill Superfund Site 

for more than 35 years as the head Risk Assessor and Project Manager. In that capacity he had 

extensive experience in applying exposure and biokinetic lead modeling in assessing human 

health risk, developing cleanup criteria and remedial design. TerraGraphics conducted sitespecific quantitative analysis of the relationship between observed blood lead levels and 

environmental variables, and one of the most extensive evaluations of lead paint as an additional 

source of exposure at a CERCLA site. Blood lead data relative to yard and house dust lead levels 

were analyzed to evaluate the effectiveness of the yard remediation program. Dr. von Lindern 

has a number of peer-reviewed publications on the reduction of childhood blood lead levels and 

remedial activities at this site. He has led five international cleanup projects in China, Russia, 

Dominican Republic, Senegal, and Zamfara, Nigeria where severe mortality and morbidity 

effects have occurred in recent years. Dr. von Lindern has served as an EPA Science Advisory 

Board Member on five occasions: (1) Review Subcommittee for Urban Soil Lead Abatement 

Demonstration Project, 1993; (2) Subcommittee Assessing the Consistency of Lead Health 

Regulations in U.S. EPA Programs, 1992; (3) Review Subcommittee Assessing the Use of the 

Biokinetic Model for Lead Absorption in Children at RCRA/CERCLA Sites, 1988; (4) the Ad 

Hoc All-Ages Lead Model (AALM) Review; and (5) National Ambient Air Quality Standard for 

lead Panel (2006-2008). He also served on the EPA Clean Air Scientific Advisory Committee 

(CASAC) Subcommittee on Exposure Assessment Methodology, 1988, and was a member of the 

EPA Criteria Assessment Committee for Lead in the Ambient Air from 1975-1986 and 2006-

2008. 

 
Final Biosketches 

Kathleen L. Vork, MPH, Ph.D., California Environmental Protection Agency, Office of 

Environmental Health Hazard Assessment (OEHHA) 

i. Education: University of California at Berkeley, Ph.D. in Environmental Health Sciences 

(2003); University of Minnesota, MPH in Occupational and Environmental Health 

ii. Professional Experience: Dr. Vork is a Staff Toxicologist for the Office of Environmental 

Health Hazard Assessment (OEHHA) at the California Environmental Protection Agency. She 

received her Ph.D. in Environmental Health Sciences from the University of California at 

Berkeley in 2003 and her MPH degree in Occupational and Environmental Health from the 

University of Minnesota, School of Public Health in 1988. Prior to her position at OEHHA, Dr. 

Vork worked for the California Childhood Lead Poisoning Prevention Program. Dr. Vork has 

extensive experience and expertise relating to exposure pathways and the pharmacokinetics of 

lead in worker and general adult populations. Dr. Vork has implemented various statistical and 

mathematical modeling methods to estimate, adjust and check the accuracy and consistency of 

predictions from models combining exposure pathways with physiologically-based 

pharmacokinetic (PBPK) and biokinetic models. She is the primary author of the report entitled 

“Estimating Workplace Air and Worker Blood Lead Concentration using an Updated 

Physiologically-based Pharmacokinetic (PBPK) Model” (2013). She has conducted work 

involving the derivation of human lactation transfer coefficients for various chemicals including 

lead for the “Risk Assessment Guidelines Technical Support Documents for Exposure 

Assessment and Stochastic Analysis” (2012) and contributed work published in “The Derivation 

of Non-cancer Reference Exposure Levels” (2007) for the California Air Toxics Hot Spots 

program. Dr. Vork has worked collaboratively with multiple agencies and the public. She has 

served on California’s Advisory Committee for Training Regulations for Lead Paint Abatement 

while working for the California Lead Poisoning Prevention Program, and also Chaired the Lead 

Training Course Planning Committee while working for the Alameda County Lead Poisoning 

Prevention Program. Dr. Vork is currently a member of the Genetic and Environmental 

Toxicology Association of Northern California.