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Practice Areas
Education & Honors
  • Georgetown University Law Center, J.D., magna cum laude, 1991; Order of the Coif; Associate Editor, Georgetown Law Journal
  • Brown University, A.B., 1988
Bar & Court Admissions
  • District of Columbia and Maryland
  • Supreme Court of the United States
  • United States Courts of Appeals for the Third, Fourth, Fifth and Eighth Circuits
  • United States District Courts for the District of Columbia, District of Maryland and Northern District of New York
 
 
  Joseph G. Petrosinelli
Partner
TEL: 202-434-5547
FAX: 202-434-5029
jpetrosinelli@wc.com
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Williams & Connolly LLP
725 Twelfth Street, N.W.
Washington, D.C. 20005

   

Joe Petrosinelli has an active civil and government investigations/criminal litigation practice.  He has tried numerous cases in federal and state courts, and also has represented clients in litigation and government investigations matters in Europe, Africa, India, Latin America, and the Caribbean.

Mr. Petrosinelli’s civil practice focuses on products liability and mass tort/class action litigation.  He has represented manufacturers and suppliers of chemicals, pharmaceuticals, industrial equipment, and various other products in civil cases across the United States and internationally.  Mr. Petrosinelli is currently lead counsel for Pfizer in federal multi-district litigation concerning the smoking cessation medication Chantix.  He has litigated a wide variety of other types of civil matters as well, including antitrust, securities, and professional liability cases.

Mr. Petrosinelli also has extensive experience in all types of government investigations and criminal litigation, including federal grand jury practice and trial and appellate work in federal and state courts.  He has defended both individuals and large corporations against allegations of mail and wire fraud, false claims, government contracts fraud, FCPA violations, healthcare fraud, securities fraud, and antitrust violations.  He and two of his partners successfully represented the petitioner before the U.S. Supreme Court in Cleveland v. United States, 531 U.S. 12 (2000), a leading case on the interpretation of the federal mail and wire fraud statutes.

Mr. Petrosinelli has also been involved in the firm’s sports law practice.  He is a certified agent of the National Basketball Players Association, and has represented athletes, professional clubs, and club executives in litigation and contract matters.

Mr. Petrosinelli was born and raised in Rhode Island.  He received his B.A. from Brown University in 1988 and his J.D., magna cum laude, from Georgetown University Law Center in 1991.  He joined Williams & Connolly LLP in September 1991.  Mr. Petrosinelli was a member of Williams & Connolly’s hiring committee from 2001 to 2005 and its executive committee from 2005 to 2009.  Mr. Petrosinelli is an Adjunct Professor of Law at Georgetown University Law Center, where he teaches a course in trial practice focused on expert witnesses.


PUBLICATIONS
  • Daubert and Psychological Expert Testimony, in Coping with Psychiatric and Psychological Testimony (6th Edition) (Oxford University Press 2012)
  • The Admissibility of DNA Typing: A New Methodology, 79 Geo. L.J. 313 (1990)
  • Litigation in Foreign Countries Against U.S. Companies, in Product Liability Litigation: Current Law, Strategies and Best Practices, ch. 8 (Practicing Law Inst. 2009)