Thomas Wilkinson

Cozen O'Connor PC

Thomas G. Wilkinson concentrates his practice in the areas of business litigation, business torts, appellate, complex insurance coverage and professional responsibility matters. He also has substantial experience in advising lawyers and law firms on risk management and professional liability issues.

He has been retained and accepted as an expert witness in attorney professional liability cases in state and federal courts, and has been appointed as a neutral mediator and discovery master. Tom is a frequent lecturer and author on civil litigation and professional responsibility topics.

He is the co-editor of the Pennsylvania Ethics Handbook, a comprehensive review of the rules of conduct governing lawyers, with extensive citations to case decisions and ethics opinions addressing all aspects of lawyer-client relationship.

He is co-author (with Cozen O’Connor attorney Dan Harrington) of the chapter on “Conflicts of Interest” in the Pennsylvania Ethics Handbook. Tom has testified as an expert witness in state and federal proceedings concerning lawyer professional liability, standard of care and professional responsibility matters.

Tom is a past president of the Pennsylvania Bar Association (PBA), and a past president of the Pennsylvania Bar Institute. He is a master of the Villanova Law J. Willard O’Brien American Inn of Court and has been a lecturer in law on professional responsibility at Villanova University School of Law.

He is a member of the American Bar Association’s House of Delegates and has been appointed by the ABA President to serve a three-year term on the ABA Standing Committee on Professionalism. He also has served on the ABA Task Force on International Trade in Legal Services and as co-chair of the conflicts of interest subcommittee for the Section of Litigation’s Ethics and Professionalism Committee.

Tom is a past member of the Philadelphia Bar Association Board of Governors and past co-chair of its State Civil Litigation Section and Rules and Procedure Committee. He is also the editor of the DRI Lawyers Professionalism and Ethics Committee newsletter. He is a frequent author and lecturer on civil litigation and professional responsibility topics.

He is a Phi Beta Kappa graduate of the University of New Hampshire in 1978 and received his law degree in 1981 from Villanova University Law School, where he was managing editor of the Villanova Law Review.


  • Successfully represented a municipality in enforcing the Political Subdivision Tort Claims Act against various constitutional challenges in the Pennsylvania appellate courts.
  • Represented various amici parties in successful appellate litigation addressing the scope of the attorney-client privilege and work product doctrine.
  • Represented a major gas company in pursuit of breach of fiduciary duty and conflict of interest claims against a major law firm leading to a settlement after the federal court rejected efforts to dismiss the claims.
  • Represented a major chemical company in the successful defense of a $2.1 billion breach of contract claim arising over a failed acquisition.


  • Villanova University School of Law, J.D., 1981
  • University of New Hampshire, B.A., 1978

BAR ADMISSIONS : Massachusetts; Pennsylvania


  • Pennsylvania Supreme Court
  • U.S. Court of Appeals for the Fourth Circuit
  • U.S. Court of Appeals for the Second Circuit
  • U.S. Court of Appeals for the Third Circuit
  • U.S. District Court — Eastern District of Pennsylvania
  • U.S. Supreme Court


  • American Bar Association
  • Association of Professional Responsibility Lawyers
  • Defense Research Institute
  • Pennsylvania Bar Association
  • Pennsylvania Bar Institute
  • Eastern District Historical Society
  • Bar Association of the Third Federal Circuit


Rate : $$$

What types of cases Attorney Thomas Wilkinson & Cozen O'Connor PC can handle?
Cozen O'Connor PC can handle cases related to laws concerning Litigation, Insurance, Entertainment, Business. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Cozen O'Connor PC located?
Cozen O'Connor PC is located at One Liberty Place, 1650 Market Street, Suite 2800, Philadelphia, PA 19103, United States. You can reach out to Cozen O'Connor PC using their phone line (215) 665-3737. You can also check their website or email them at [email protected].
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Cozen O'Connor PC
One Liberty Place, 1650 Market Street, Suite 2800, Philadelphia, PA 19103, United States
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