DR. BARNETT RICH held a doctor of philosophy degree (Ph.D.) from Columbia University and a doctor of jurisprudence (J.D.) from New York University. He began his professional career at Townsend Harris Hall High School of New York City and was one of the prominent organizers of the High School of Music and Art where he served as the Administrative Assistant. Later he taught at CUNY and Columbia University and held the post of Chairman of Mathematics at Brooklyn Technical High School for 14 years. Among his many achievements are the 6 degrees that he earned and the 23 books that he wrote, among them Schaum's Outlines of Elementary Algebra, Modern Elementary Algebra, and Geometry.
DR. PHILIP A. SCHMIDT has a B.S. from Brooklyn College (with a major in mathematics), an M.A. in mathematics, and a Ph.D. in mathematics education from Syracuse University. He is currently Professor of Secondary Education at SUNY College at New Paltz. He is the author of 3000 Solved Problems in Precalculus and 2500 Solved Problems in College Algebra and Trigonometry and coauthor of Schaum's Outline of College Mathematics, 2nd ed as well as numerous journal articles. He has also completed a revision of the late Barnett Rich's Geometry.