Gabe Henry is the author of two, almost three, books, including the humor poetry anthology Eating Salad Drunk: Haikus for the Burnout Age by Comedy Greats (Vulture's Best Comedy Books of 2022), which features original contributions from Jerry Seinfeld, Margaret Cho, Ray Romano, Mike Birbiglia, Janeane Garofalo, Roy Wood Jr., Michael Ian Black, Bob Odenkirk, Sasheer Zamata, Maria Bamford, and many dozens of other standup comics.

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His third book, Enough is Enuf: A (Brief) History of the Simplified Spelling Movement, is about the little-known, centuries-long campaign by British and American scholars to change through to thru, laugh to laf, enough to enuf (tu naim a fue), in an effort to pare down all words to their simplest phonetic spellings. (HarperCollins, April 2025)