Michael Sullivan is Professor Emeritus in the Department of Mathematics and Computer Science at Chicago State University where he taught for 35 years before retiring a few years ago. Dr. Sullivan is a member of the American Mathematical Society, the Mathematical Association of America, and the American Mathematical Society, the Mathematical Association of America, and the American Mathematical Association of Two year Colleges. he is President of the Text and Academic Authors Association and Represents that organization on the Authors Coalition of America. Mike has been writing textbooks in mathematics for over 30 years. He currently has 13 books in print: 3 texts with John Wiley & Sons and 10 with Prentice-Hall. Six of these titles are co-authored with his son, Michael Sullivan III. Mike has four children: Kathleen, who teaches college mathematics; Michael, who teaches college mathematics, Dan, who is a Prentice-Hall sales representative , and Colleen, who teaches middle school mathematics. Nine grandchildren round out the family. Abshalom Mizrahi, deceased, was in the math department of Indiana University Northwest for 12 years and helped pioneer courses at the university. A native of Israel, Mizrahi graduated from Southern Illinois University. His specialty was the study of probability.