Source: https://www.butlersnow.com/attorney/david-cohen/
Timestamp: 2019-04-24 18:03:39+00:00

Document:
For 22 consecutive years, David Cohen has furnished trial teams with scientific and medical defense resources, formulated science defense strategies, and cross-examined more than 100 treating physicians and expert witnesses at depositions and evidentiary hearings in complex litigation and mass tort product liability litigation.
​Terry v. McNeil-PPC, Inc., McNeil Consumer Healthcare and Johnson & Johnson, Inc., Hon. L. Stengel, Eastern District of Pennsylvania (Oral argument on Daubert motion challenging the admissibility of plaintiff expert opinion testimony based upon data in the Acute Liver Failure Study Group registry).
​Terry v. McNeil-PPC, Inc., McNeil Consumer Healthcare and Johnson & Johnson, Inc., Hon. L. Stengel, Eastern District of Pennsylvania (Oral argument on Daubert motions challenging the admissibility of plaintiff hepatologists opinion testimony on general causation).
Jackson v. McNeil-PPC, Inc., McNeil Consumer Healthcare and Johnson & Johnson, Inc., Hon. N. Johnson, Superior Court of New Jersey, Atlantic County (Oral argument at Kemp hearing in support of defendants’ Kemp motion challenging admissibility of plaintiff hepatologist opinion testimony on general causation).
Lyles v. McNeil-PPC, Inc., McNeil Consumer Healthcare and Johnson & Johnson, Inc., Hon. N. Johnson, Superior Court of New Jersey, Atlantic County (Oral argument opposing plaintiff Kemp motion challenging admissibility of hepatologist opinion testimony).
Baxter v. Lincoln Electric Co., Hon. J. Zouhary, U.S.D.C., Cleveland (Daubert motion to exclude treating neurologist testimony in welding fume litigation).
Street v. Lincoln Electric Co., Hon. K. O’Malley, U.S.D.C., Cleveland (Daubert motion to exclude plaintiff movement disorder neurologist testimony in welding fume litigation).
Boyd v. Lincoln Electric Co., Hon. H. A. Hanna, Court of Common Pleas, Cleveland (evidentiary hearing and motion under Ohio law to exclude plaintiff movement disorder neurologist testimony in welding fume litigation).
Carn v. National Railroad Co., Hon. W. Manfredi, Court of Common Pleas, Philadelphia (oral argument under Pennsylvania law to compel FD-PET brain scan of plaintiff in welding fume litigation).
Jerkins v. Lincoln Electric Co., Hon. K. O’Malley, U.S.D.C., Cleveland (evidentiary hearing and opposition to plaintiff’s Daubert motion challenging admissibility of defense neuroradiologist testimony on brain MRI in welding fume litigation).
Cooley v. Lincoln Electric Co., Hon. K. O’Malley, U.S.D.C., Cleveland (oral argument and Daubert motions to exclude testimony of multiple treating physicians in welding fume litigation).
White v. Alloy Rods. Corp., Hon. S. R. Ohmer, Missouri Circuit Court, St. Louis (oral argument and motion under Missouri law to exclude plaintiff expert neurologist testimony in welding fume litigation).
MDL Welding Rod Litigation, Hon. K. O’Malley, U.S.D.C., Cleveland (multiple oral arguments and Daubert motions to exclude plaintiff expert testimony and to oppose plaintiff Daubert challenges to defense expert testimony in welding fume litigation).
MDL Ephedra Litigation, Hon. J. S. Rakoff, U.S.D.C., Southern District of New York (evidentiary hearing and Daubert motion to exclude multiple plaintiff expert witnesses in ephedra dietary supplement litigation).
McMeekin v. Metabolife, Hon. J. Ellisor, 122nd Judicial District Court, Galveston County, Texas (video testimony and argument under Texas law to exclude testimony of pulmonologist in ephedra dietary supplement litigation).
MDL Diet Drug Litigation, Hon. L. Bechtle, U.S.D.C., Philadelphia (Daubert motion and evidentiary hearing to exclude pharmacologist and toxicologist testimony in fen-phen diet drug litigation).
Linnen v. AHP, et al., Hon. R. Brassard, Massachusetts Superior Court, Boston (motion and evidentiary hearing under Massachusetts law to exclude testimony of toxicologist in fen-phen diet drug litigation).
Propecia Litigation – national science counsel to Merck defending MDL and New Jersey coordinated proceedings alleging male sexual dysfunction and cognitive complaints from Propecia (finasteride 1 mg) use for male pattern hair loss. Coordinated the production of Rule 26 reports from experts in epidemiology, endocrinology, psychiatry, dermatology, and basic science. Cross-examined plaintiff expert witnesses in male sexual medicine, epidemiology and biochemistry, and prepared Daubert motions to exclude plaintiff expert opinions on general and specific causation in first four MDL bellwether cases.
Tylenol Litigation – national science counsel to McNeil/Johnson & Johnson defending MDL and New Jersey coordinated proceedings alleging acute liver failure from low dose Tylenol ingestion. Provided expert witness resources, cross-examined 12 treating hepatologists and gastroenterologists and plaintiff expert witnesses, prepared and argued Kemp and ​Daubert motions, and conducted third-party discovery on the ALFSG registry.
Manganese Welding Fume Litigation - national science counsel to an industry group defending toxic tort litigation consisting of approximately 20,000 claims alleging manganism and other neurological injuries from exposure to manganese compounds in welding fume. The federal litigation was consolidated into an MDL in the Northern District of Ohio, and significant litigation occurred in the state courts of Mississippi, Texas, Louisiana, Arkansas, West Virginia, Ohio, Illinois, and California. Provided expert witness resources, cross-examined more than 50 treating neurologists and expert witnesses, and presented evidence and arguments at Daubert hearings.
Metoclopramide Litigation - national science counsel to a group of pharmaceutical companies defending mass tort litigation alleging that the drug causes tardive dyskinesia and other involuntary movement disorders.
Ephedra Litigation - national science counsel for consumer product companies defending mass tort litigation alleging stroke, heart attack, cardiac arrest, and other injuries. Conducted Havner hearing in Galveston, Texas and MDL Daubert hearing in the Southern District of New York.
Phentermine Litigation - national science counsel to a pharmaceutical company in the “fen-phen” diet drug litigation alleging primary pulmonary hypertension and cardiac valve disease. Conducted Daubert hearings in Massachusetts state court and at the MDL proceeding in the Eastern District of Pennsylvania.
Pulmonary Fibrosis Litigation - science counsel to a manufacturer in a case alleging pulmonary fibrosis from occupational exposure to iron fume filed in New York State Supreme Court.
Parkinson’s Disease Litigation ​- science counsel to an insurer defending claim that kiln fume causes Parkinson’s disease filed in New York State Supreme Court.
Cancer Litigation - science counsel to estate in case filed by the Department of Justice challenging the opinions of treating oncologists on the expected survivorship of a Stage IV cancer patient filed in the Western District of Washington.
Methylphenidate Litigation ​- science counsel to a pharmaceutical company in cases alleging addiction and violent adolescent behavior from the misuse of the drug filed in Alabama and Mississippi state courts.
​Flu Vaccine Litigation - science counsel to a pharmaceutical company in cases alleging the development of Guillain-Barré syndrome following influenza vaccination filed in New Hampshire and other state courts.
​Author, “The Science of Storytelling in the Storytelling of Science,” Pro Te: Solutio, Winter 2017.
Co-Chair, "How to Avoid Getting Sliced by Cutting-Edge Developments in Expert Witness Challenges," Daubert Practice 2013, Practising Law Institute, New York, September 2013.
Panelist, "Case Study of Welding Fume Litigation: Getting the Best Result at Trial By Working with CoDefendants," ACI’s 4th National Forum on Chemical Products Liability and Environmental Litigation, Chicago, April 2013.
Faculty Member, "Expert Witnesses at Trial," Practising Law Institute, New York, January 2011, January 2012, & June 2013.
Author, "Battle Of The ‘Experts’: Daubert And Milward," Product Liability Law360 and Appellate Law360, January 2012.
Faculty Member, "Out of the Fryeing Pan, Into the Hearing," State of New York Unified Court System Judicial Seminar, New York, July 2002 (Invitation from the Honorable Alan D. Oshrin, J.S.C.).
Panelist, "Litigating Kumho Tire, Daubert, and Frye in State and Federal Courts," New York State Bar Association Seminar, New York, April 2002.
Lecturer in Residence, "Daubert and Mass Tort Litigation," Valparaiso University School of Law, Valparaiso, Indiana, March 2002.
Session Chairperson and Speaker, "Scientific Evidence in the Courtroom: A Strategic Overview for Pharmaceutical Professionals," 37th Annual Meeting, Drug Information Association, Denver, July 2001.
Co-Author, "Tiptoeing Through Mass Tort Litigation," Risk Management Magazine, April 2001.
Author, "Expert Witnesses," Marino Institute for Continuing Legal Education, New York, December 2000.

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