Master of the Bench, American Inns of Court, Theodore Roosevelt Inn, 1987—. Author: "New Cars and UCC Section 2-608: Your Client Isn't Stuck with a Lemon," Clearinghouse Review, Vol. 4, No. 4, August, 1970. Lecturer, Criminal Procedure and Ethics, Nassau County Bar Association, 1979—. Guest Adjunct Law Professor, Fordham School of Law, 1990-2003. Assistant Attorney General, Commonwealth of Massachusetts, 1968-1969. Special Attorney, U.S. Department of Justice, Organized Crime and Racketeering Section, 1970-1974. Assistant U.S. Attorney, Eastern District of New York, 1975-1976. Deputy Chief, Criminal Division and Chief of Official Corruption Section, 1975-1976. Assistant District Attorney and Chief of Rackets and Narcotics Bureau, Nassau County District Attorney's Office, 1976-1978.
Charter member American Inns of Court, 1985 to present, lecturer at IRS and FBI workshops, guest lecturer at Fordham School of Law and Baruch College graduate business school (2012 - present), panelist
on criminal tax panels for the New York City Bar Association.