Special Lecturer, Estate Planning, De Paul University Law School, 1968-1969. Author: "Problems In Incorporations and Debts-Equity, Ratio and General Corporate Perks," State Bar Convention, May 1981. Lecturer: "Multi Generational Estate Planning Ethic", April, Seminar, Tax Section, State Bar of Arizona; "15 Million Dollar Estate Case History", Feb. 1997, Seminar, Tax Section, State Bar of Arizona. Attorney, Estate and Gift Tax Division, Internal Revenue Service, 1967-1968.