Event Horizon Telescope Workshop, Haystack Observatory: Back rows: Thomas Krichbaum, Rurik Primiani, Camille Carlisle, Michio Honma, Remo Tilanus, Jonathan Weintroub, Gopal Narayanan, Joe Greenberg, Dan Smythe, Shep Doeleman, Stephen Muchovej, Michael Lindqvist, Roger Cappallo, Gunnar Elgered, Vincent Fish, Alan Rogers. Front row: Ray Escoffier, Richard Chamberlain, Bob Freund, Dave Woody, Dan Marrone, Jim Moran, Makoto Inoue, Peter Schloerb, Colin Lonsdale; January 2010