KCET is developing a community-based content and blogging operation, and has created a new position to oversee the work, it announced today. Zach Behrens is the new editor-in-chief and will report directly to Mary Mazur, KCET’s chief content officer. For the past three years, Behrens has been editor-in-chief of LAist/Gothamist, where he oversaw operations (here’s his farewell column) and was the lead writer for LAist.com. Behrens also has served as a communications and marketing consultant to MTV, Nike and the City of Santa Clarita. He begins work on Nov. 10. KCET departs the PBS network of affiliates on Jan. 1, 2011 (Current, Oct. 18).