Lawrence S. Leff

Lawrence S. Leff is an educator who served as Former Assistant Principal and Mathematics Supervisor at Franklin D. Roosevelt High School in Brooklyn, New York.[1] He is the author of mathematics textbooks and study guides, including Geometry the Easy Way, SAT Math Workbook for the Digital Exam, and Barron's Math 360: A Complete Study Guide to Geometry.[2][3] His works focus on making math accessible for students preparing for exams.