Malcolm Margolin is an author, book publisher, and the founder and executive director of Heyday Books, an independent nonprofit publisher and unique cultural institution in Berkeley, California. In 1974 Margolin founded Heyday Books, with the publication of his book 'The East Bay Out', a guide to the East Bay Regional Parks. Wikipedia*
On the C-SPAN Networks:
Malcolm Margolin has one video in the C-SPAN Video Library; the first appearance was a 2012 Speech.