Background
Sosnowski, Leonard S. was born on May 11, 1945 in Detroit, Michigan, United States.
Sosnowski, Leonard S. was born on May 11, 1945 in Detroit, Michigan, United States.
University of Michigan (Bachelor of Business Administration, 1968: Juris Doctor cum laude, 1972). Beta Alpha Psi; Alpa Kappa Psi. Associate Editor, Michigan Law Review, 1971-1972.
Lecturer in Taxation, University of Wisconsin Law School, 1976-1981.
Chairman, Wisconsin Department of Revenue Telecommunications Tax Study Committee, 1988.
Worked at Foley & Lardner (Madison, Wisconsin) specializing in Taxation Law. Admitted to the bar, 1973, Wisconsin. Beta Alpha Psi; Alpha Kappa Psi.
Associate Editor, Michigan Law Review, 1971-1972.
Lecturer in Taxation, University of Wisconsin Law School, 1976-1981. Chairman, Wisconsin Department of Revenue Telecommunications Tax Study Committee, 1988.
Public Member, Joint Survey Committee of Tax Exemptions, Wisconsin Legislature, 1991-1996. Member, Wisconsin Department of Revenue Advisory Committee, 1983-1996.
Board of Editors, Journal of Multistate Taxation.
Member: Dane County and American (Member: Section of Taxation. Chairman, Committee on Regulated Public Utilities, 1986-1988. State and Local Taxation Committee, 1981) Bar Associations.
State Bar of Wisconsin (Member, Board of Directors, 1981-1995 and Chairman, 1988, Tax Section).
Member, Wisconsin Department of Revenue Advisory Committee, 1983-1996. Board of Editors, Journal of Multistate Taxation. Member: Dane County and American (Member: Section of Taxation.
Chairman, Committee on Regulated Public Utilities, 1986-1988.
State and Local Taxation Committee, 1981) Bar Associations. State Bar of Wisconsin (Member, Board of Directors, 1981-1995 and Chairman, 1988, Tax Section).