Sandor is the founder of The Mystery League, a company of creative puzzlemakers who stage live games. He developed large scale puzzles and games at locations like the Chicago Art Institute, the Lincoln Park Zoo or the Harold Washington Library. A Northwestern University graduate, Sandor transitioned to working full time on the Mystery League from a career as a software and web developer. He currently focuses on creating tabletop puzzle games and shares a new puzzle every day on Twitter via his account @pzlr.