He is the founder and director of the Pre-Shortzian Puzzle Project, a collaborative effort to build a digitized, searchable database of New York Times crossword puzzles dating back to 1942.
David is also the author of two books of crosswords: Chromatics (Puzzazz, 2012) and Juicy Crosswords (Sterling/Puzzlewright Press, 2016). He was most recently the editor of The Puzzle Society Crossword. To date, David has had hundreds of puzzles published in the Times and other markets (Los Angeles Times, The Wall Street Journal, Daily Celebrity Crossword, The Crosswords Club, The American Values Club Crossword, BuzzFeed and The Jerusalem Post).
At the age of 15, David became the crossword editor of the Orange County Register's 24 affiliated newspapers. David Steinberg published his first crossword puzzle in The New York Times when he was just 14 years old, making him the second-youngest constructor to be published under Will Shortz's editorship.