Michael Sullivan is Professor Emeritus in the Department of Mathematics and Computer Science at Chicago Sate University where he taught for 35 years before retiring a few years ago. Dr. Sullivan is a member of the American Mathematical Society and the Mathematical Association of America. He is a past President of the text and Academic Authors Association and represents that organization on the Authors Coalition of America. Mike has been writing textbooks for over 30 years. He currently has 15 books in print, including 3 with John Wiley & Sons. He has four children: Kathleen, who teaches colleg...