William A. Drennan | School of Law | SIU

Southern Illinois University



William A. Drennan

Professor of Law

William A. Drennan

Office: Lesar Law Building, Room 220
Phone: (618) 453-8729
e-mail: wdrennan@siu.edu

Professor Drennan joined the SIU School of Law faculty on a full-time basis in 2005, after teaching as an adjunct in 2004. He teaches federal income tax, business tax, trusts and estates, basic estate planning, and charities and charitable giving. He researches and writes in the areas of taxation and intellectual property. Prior to joining the faculty, Professor Drennan was in private practice for twenty years with a major St. Louis law firm, specializing in taxation, estate planning, nonqualified deferred compensation, and nonprofit organizations.

Professor Drennan has an LL.M. in Taxation from Washington University in St. Louis (awarded in 1997), and an LL.M. in Intellectual Property from Washington University in St. Louis (awarded in 2003). He graduated from St. Louis University Law School in 1985, magna cum laude. He was an articles editor for the St. Louis University Law Review, and was one of two tax law editors for the law review. He graduated from the St. Louis University School of Business and Administration in 1982, summa cum laude, with a major in accounting. He passed the Missouri CPA exam in 1984.

Professor Drennan is a member of the American Law Institute, a fellow of the American College of Tax Counsel, and a fellow of the American College of Trust and Estate Counsel.

Professor Drennan's articles have been published in theAlabama Law Review, Florida Law Review, Tennessee Law Review, Oklahoma Law Review, Utah Law Review, Miami Law Review, Arkansas Law Review, University of Toledo Law Review, Vermont Law Review, Florida Tax Review, and Virginia Tax Review. Professor Drennan taught in the LL.M. in Tax Program at Washington University in St. Louis from 1996 to 2000, as an adjunct professor.