Seymour Lipschutz who is presently on the mathematics faculty of Temple University, formerly taught at the Polytechnic Institute of Brooklyn and was visiting professor in the Computer Science Department of Brooklyn College. He received his Ph.D. in 1960 at the Courant Institute of mathematical Sciences of New York University. Some of his other books in the Schaum's Outline Series are "Beginning Linear Algebra; Discrete Mathematics", 3ed; and "Linear Algebra", 4ed.
Marc Lipson is on the faculty of the University of Virginia. He formerly taught at the University of Georgia