 Wolk was the managing editor of "CMJ New Music Monthly" from 1993 to 1997, and hosted a radio show on WFMU from 1999 to 2001.He has three published books as well as a forthcoming book from Penguin, "All of the Marvels", about reading all 27,000 Marvel superhero comics.In support of that project, in January 2019 he launched a members-only reading group, wherein participants collectively read and discuss a single issue of a Marvel comic book every day.