Geoffrey G. O'Brien is the author of People on Sunday (Wave Books, 2013). He is also the author of Metropole (2011), Green and Gray (2007), and The Guns and Flags Project (2002), all from The University of California Press. He is the coauthor (with John Ashbery and Timothy Donnelly) of Three Poets: Ashbery, Donnelly, O’Brien (Minus A Press, 2012) and (in collaboration with the poet Jeff Clark) of 2A (Quemadura, 2006). O’Brien is an Associate Professor in the English Department at UC Berkeley and also teaches for the Prison University Project at San Quentin State Prison.