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. Kathleen Miranda, Ed.D, from St. John's University, is Emeritus Associate Professor of the State University of New York - SUNY. She has received the New York State Chancellor's Award for Excellence in Teaching. Miranda has also worked an accuracy reviewer and solutions author on mathematics textbooks.