Seymour Lipschutz, Ph.D. is on the faculty of Temple University. Formerly, he taught at Polytechnic Institute of Brooklyn. He has written numerous Schaum's guides including Schaum's Outline of Beginning Algebra, Schaum's Outline of Discrete Mathematics, and Schaum's Outline of Probability.
Marc Lipson, Ph.D. is on the faculty of University of Georgia. He received a doctorate in finance from the University of Michigan. He is the coauthor of Schaum's Outline of Discrete Mathematics and Schaum's Outline of Probability.