Chris CarlssonChris Carlsson is a writer, San Francisco historian, "professor," bicyclist, tour guide, blogger, photographer, and book and magazine designer. He's lived in San Francisco since 1978, cofounded Critical Mass in September 1992, has directed Shaping Sa Francisco since its inception in the mid-1990s, and continues to be codirector of the archive of San Francisco history at FoundSF.org. His books and edited volumes include Nowtopia; Critical Mass; Ten Years That Shook the City: San Francisco, 1968-78; Reclaiming San Francisco; and, most recently, Hidden San Francisco: A Guide to Lost Landscapes, Unsung Heroes, and Radical Histories. Read More Read Less