Jerry Slocum

Jerry Slocum is a historian, collector, and author specializing on the field of mechanical puzzles. His personal puzzle collection, numbering over 40,000 mechanical puzzles and 4,500 books, is believed to be the world's largest. Slocum has authored or co-authored more than 12 books on the topic of puzzles, including "The Tangram Book" and "Tangram Master", both edited by Sterling Publishing Company.