Dr. Litwack has authored 3 textbooks on biochemistry and hormones (one with John Wiley & Sons and 2 with Academic Press/Elsevier) and he has edited more than 70 volumes in the Vitamins & Hormones series (Academic Press/Elsevier); he has edited 14 volumes entitled Biochemical Actions of Hormones (Academica Press); He has edited (with David Kritchevsky) Actions of Hormones on Molecular Processes (Academic Press)