Header image credits

Thanks to the following photographers for use of their work in our rotating header image:

• “olin college” by Paul Keleher, © 2006, under the Creative Commons Attribution 2.0 license
• “Stanford University Hallway” by Jeff Pearce, © 2006, under the Creative Commons Attribution 2.0 license
• “Technology: Agar Plate” by Bill Branson via NCI Visuals Online, public domain (information)
• “Library” by Stewart Butterfield, © 2006, under the Creative Commons Attribution 2.0 license
• “More old books…” by guldfisken, © 2007, under the Creative Commons Attribution 2.0 license
• “Igaku Chuo Zasshi” by Peter Kaminski, © 2002, under the Creative Commons Attribution 2.0 license
• “Chinese class” by Claire mono, © 2007, under the Creative Commons Attribution 2.0 license
• “final exam” by dcJohn, © 2005, under the Creative Commons Attribution 2.0 license
• “incisive” by mirrorgirl, © 2007, under the Creative Commons Attribution 2.0 license
• “similar” by junichiro aoyama, © 2004, under the Creative Commons Attribution 2.0 license
• “Creation” by Ariana Rose Taylor-Stanley, © 2005, under the Creative Commons Attribution 2.0 license
• “MIT in Cambridge, MA: Main building with dome.” by alex.ch, © 2006, under the Creative Commons Attribution 2.0 license
• “IRRIDB0129M6MX1633″ by the International Rice Research Institute, © 2006, under the Creative Commons Attribution 2.0 license
• “uf3″ by Daniel A. Smith, © 2006, under the Creative Commons Attribution 2.0 license