
David Zax is a freelance business and technical writer, formerly at Fast Company, where his investigation into online mattress reviews was named one of the best in the magazine’s history. David has also worked as a market researcher for Google, Facebook, and other large tech firms. For the past several years, he has led studies conducting evaluative testing of generative AI chatbots and co-published a study with Meta AI researchers on the experience of writers using ChatGPT to assist their workflow. In his spare time, he writes screenplays, and recently sold his first TV pilot.