Mark A. Vogel is a former professor and director of the University of Denver Graduate Tax Program, where for 38 years his teaching responsibilities included courses in individual, fiduciary, partnership, and corporate taxation. He received a J.D. and LL.M. In Taxation from the University of Denver College of Law and an accounting degree from the University of Notre Dame and is a CPA licensed in Illinois. He is the author of Divorce Taxation Guide and Individual Taxation and is a popular CPE instructor for more than 4,000 CPAs and attorneys each year.