Grub Street
Grub Street Inc.’s a non-profit writing center located at 160 Bolyston St., and they have a great write-up in the Phoenix:
The name Grub Street was meant to emphasize the workshops’ street-level ethos, teaching outside of the halls of academe, with doors open to anyone — young or old, rich or poor, aspiring to craft high literature or bang out pulp fiction.
Link to the article, and to Grub Street’s website.