by Rick DeNatale
at RubyConf 2010 on Nov 11th, 2010

by Paul Campbell
at RubyConf 2010 on Nov 12th, 2010

by Aman Gupta
at RubyConf 2010 on Nov 11th, 2010

by CJ Kihlborn & Jonas Nicklas
at RubyConf 2010 on Nov 13th, 2010

by Mike Sassak & Greg Hnatiuk
at RubyConf 2010 on Nov 13th, 2010

by Joe O'Brien
at RubyConf 2010 on Nov 12th, 2010

by Michael Bleigh
at RubyConf 2010 on Nov 13th, 2010

by Rick Olson
at RubyConf 2010 on Nov 12th, 2010

by Dave Thomas
at RubyConf 2010 on Nov 11th, 2010

by Glenn Vanderburg
at RubyConf 2010 on Nov 13th, 2010

by Tony Arcieri
at RubyConf 2010 on Nov 13th, 2010

by Jim Weirich , Chris Nelson & Ed Sumerfield
at RubyConf 2010 on Nov 11th, 2010

by James Coglan
at RubyConf 2010 on Nov 13th, 2010

by CJ Kihlborn
at RubyConf 2010 on Nov 13th, 2010

by Keavy McMinn
at RubyConf 2010 on Nov 13th, 2010

by Evan Phoenix
at RubyConf 2010 on Nov 12th, 2010

by Eric Hodel
at RubyConf 2010 on Nov 11th, 2010

by David Heinemeier Hansson
at RubyConf 2010 on Nov 12th, 2010

by Aaron Patterson
at RubyConf 2010 on Nov 11th, 2010

by Jeremy Hinegardner
at RubyConf 2010 on Nov 11th, 2010

by Daniel Lucraft
at RubyConf 2010 on Nov 11th, 2010

by Mike Moore
at RubyConf 2010 on Nov 13th, 2010

by Mark Bates
at RubyConf 2010 on Nov 13th, 2010

by Jake Scruggs
at RubyConf 2010 on Nov 11th, 2010

by Yukihiro 'Matz' Matsumoto
at RubyConf 2010 on Nov 13th, 2010

by Tom Preston-Werner
at RubyConf 2010 on Nov 12th, 2010

by Paul Wilson
at RubyConf 2010 on Nov 13th, 2010

by Martin Thiede
at RubyConf 2010 on Nov 13th, 2010

by Nick Sieger
at RubyConf 2010 on Nov 11th, 2010

by Daniel Jackoway
at RubyConf 2010 on Nov 11th, 2010

by Rein Henrichs
at RubyConf 2010 on Nov 11th, 2010

by James Edward Gray II
at RubyConf 2010 on Nov 13th, 2010

by Yoko Harada
at RubyConf 2010 on Nov 11th, 2010

by Jonathan Dahl
at RubyConf 2010 on Nov 13th, 2010

by Jeremy Evans
at RubyConf 2010 on Nov 12th, 2010

by Patrick Ewing
at RubyConf 2010 on Nov 13th, 2010

by David Chelimsky
at RubyConf 2010 on Nov 12th, 2010

by Peter McLain & Monty Williams
at RubyConf 2010 on Nov 12th, 2010

by Sidu Ponnappa & Niranjan Paranjape
at RubyConf 2010 on Nov 12th, 2010

by Eleanor McHugh & Elise Huard
at RubyConf 2010 on Nov 12th, 2010

by Brian Ford
at RubyConf 2010 on Nov 13th, 2010

by Shugo Maeda
at RubyConf 2010 on Nov 12th, 2010

by Piotr Sarnacki
at RubyConf 2010 on Nov 12th, 2010

by Bob Aman & Nick Howard
at RubyConf 2010 on Nov 11th, 2010

by Ron Evans
at RubyConf 2010 on Nov 12th, 2010

by Nathaniel Talbott
at RubyConf 2010 on Nov 11th, 2010

by Yossef Mendelssohn , Rein Henrichs , Ben Bleything , Evan Phoenix , Aaron Patterson & John Barnette
at RubyConf 2010 on Nov 13th, 2010

by Michael J. I. Jackson
at RubyConf 2010 on Nov 12th, 2010

by Derek Collison
at RubyConf 2010 on Nov 12th, 2010

by Gregory Brown
at RubyConf 2010 on Nov 13th, 2010

by Peter Jackson
at RubyConf 2010 on Nov 12th, 2010

by Justin Love
at RubyConf 2010 on Nov 12th, 2010

by Michael Granger
at RubyConf 2010 on Nov 12th, 2010

by Masahiro Tanaka
at RubyConf 2010 on Nov 13th, 2010

by Ted Han & Carolyn Rupar
at RubyConf 2010 on Nov 13th, 2010

by Sarah Allen
at RubyConf 2010 on Nov 12th, 2010

by Matt Aimonetti
at RubyConf 2010 on Nov 12th, 2010

by Thomas Enebo & Charles Nutter
at RubyConf 2010 on Nov 12th, 2010

by Scott Chacon
at RubyConf 2010 on Nov 13th, 2010