by Justin Collins
at RailsConf 2012 on Apr 24th, 2012

by Lance Ball
at RailsConf 2012 on Apr 25th, 2012

by Cameron Dutro
at RailsConf 2012 on Apr 23rd, 2012

by Richard Huang
at RailsConf 2012 on Apr 24th, 2012

by Nathen Harvey
at RailsConf 2012 on Apr 24th, 2012

by Jim Weirich
at RailsConf 2012 on Apr 24th, 2012

by Will Leinweber
at RailsConf 2012 on Apr 24th, 2012

by Ezra Zygmuntowicz
at RailsConf 2012 on Apr 25th, 2012

by Daniel Azuma
at RailsConf 2012 on Apr 23rd, 2012

by Pedro Belo
at RailsConf 2012 on Apr 24th, 2012

by Engine Yard
at RailsConf 2012 on Apr 23rd, 2012

by Lori Olson
at RailsConf 2012 on Apr 23rd, 2012

by Michael Fairley
at RailsConf 2012 on Apr 25th, 2012

by Hampton Catlin
at RailsConf 2012 on Apr 23rd, 2012

by Nick Quaranto
at RailsConf 2012 on Apr 25th, 2012

by David Heinemeier Hansson
at RailsConf 2012 on Apr 23rd, 2012

by Olivier Lacan
at RailsConf 2012 on Apr 23rd, 2012

by Ryan Stout & Andrew Cantino
at RailsConf 2012 on Apr 23rd, 2012

by James Edward Gray II
at RailsConf 2012 on Apr 24th, 2012

by Mike Moore
at RailsConf 2012 on Apr 24th, 2012

by
at RailsConf 2012 on Apr 23rd, 2012

by Keith Gaddis
at RailsConf 2012 on Apr 23rd, 2012

by Aaron Bedra
at RailsConf 2012 on Apr 24th, 2012

by Zach Dennis
at RailsConf 2012 on Apr 24th, 2012

by Ilya Grigorik
at RailsConf 2012 on Apr 24th, 2012

by Jared Ning
at RailsConf 2012 on Apr 25th, 2012

by John Bender
at RailsConf 2012 on Apr 23rd, 2012

by Rich Hickey
at RailsConf 2012 on Apr 24th, 2012

by Gregg Pollack & Aaron Patterson
at RailsConf 2012 on Apr 24th, 2012

by Patrick Leonard
at RailsConf 2012 on Apr 24th, 2012

by Nathan Bibler
at RailsConf 2012 on Apr 24th, 2012

by Carlos Souza
at RailsConf 2012 on Apr 24th, 2012

by Aaron Patterson
at RailsConf 2012 on Apr 24th, 2012

by Steve Klabnik
at RailsConf 2012 on Apr 23rd, 2012

by Thomas Pomfret
at RailsConf 2012 on Apr 23rd, 2012

by Jacob Swanner
at RailsConf 2012 on Apr 23rd, 2012

by Joseph Ruscio
at RailsConf 2012 on Apr 25th, 2012

by Terence Lee
at RailsConf 2012 on Apr 23rd, 2012

by Dr. Nic Williams & Various Presenters
at RailsConf 2012 on Apr 25th, 2012

by Miles Woodroffe
at RailsConf 2012 on Apr 25th, 2012

by Dr. Nic Williams & Various Presenters
at RailsConf 2012 on Apr 25th, 2012

by Obie Fernandez
at RailsConf 2012 on Apr 25th, 2012

by Michael Hartl
at RailsConf 2012 on Apr 23rd, 2012

by Santiago Pastorino , Jim Weirich , Evan Phoenix , Aaron Patterson & Yehuda Katz
at RailsConf 2012 on Apr 25th, 2012

by Yehuda Katz
at RailsConf 2012 on Apr 25th, 2012

by Noel Rappin
at RailsConf 2012 on Apr 25th, 2012

by Jeff Dwyer
at RailsConf 2012 on Apr 24th, 2012

by Jerry Cheung
at RailsConf 2012 on Apr 24th, 2012

by
at RailsConf 2012 on Apr 23rd, 2012

by Mikel Lindsaar
at RailsConf 2012 on Apr 23rd, 2012

by Sarah Mei
at RailsConf 2012 on Apr 23rd, 2012

by Kenta Murata
at RailsConf 2012 on Apr 25th, 2012

by Andy Maleh
at RailsConf 2012 on Apr 23rd, 2012

by Andrew Carter & Steve Jang
at RailsConf 2012 on Apr 24th, 2012

by David Cohen
at RailsConf 2012 on Apr 25th, 2012

by Bryan Liles
at RailsConf 2012 on Apr 23rd, 2012

by Jon Larkowski
at RailsConf 2012 on Apr 25th, 2012

by Charles Abbott
at RailsConf 2012 on Apr 23rd, 2012

by Josh Susser , Avdi Grimm , David Brady , James Edward Gray II & Charles Max Wood
at RailsConf 2012 on Apr 25th, 2012

by David Czarnecki
at RailsConf 2012 on Apr 24th, 2012

by Piotr Sarnacki
at RailsConf 2012 on Apr 24th, 2012

by Josh Kalderimis
at RailsConf 2012 on Apr 25th, 2012

by Matt Sanders
at RailsConf 2012 on Apr 24th, 2012

by Xavier Shay
at RailsConf 2012 on Apr 24th, 2012

by Mark Bates
at RailsConf 2012 on Apr 23rd, 2012