Andrew Parr is the author of N.E.R.D.'s escape room designs. He has been an avid puzzle fan his whole life, and is fluent in crafting a diverse selection of cranial challenges, with a focus on logic and observation puzzles. He is a regular contributor to Games World of Puzzles magazine, and contributed an original puzzle design to the 2017 U.S. Puzzle Championship (wpc.puzzles.com). His puzzles have been published in several books, including New Logic Puzzles (conceptispuzzles.com) and Puzzle Box Vol. 2 (Dover Publications, Inc.). Andrew was invited to join Mensa in 2017 after achieving a qualifying test score in the 99th percentile. He lives in London, Ontario, and got his start designing escape rooms for two local escape franchises.