Non-profit status and chairman position from the foundation's 990-EZ form for 2006, accessible online via
"GuideStar". GuideStar USA, Inc. 2008. Retrieved June 8, 2008.. Current board of directors from World Science Festival (April 2008). "Board of directors". Science Festival Foundation. Archived from the original on June 7, 2008. Retrieved June 8, 2008.
Non-profit status and chairman position from the foundation's 990-EZ form for 2006, accessible online via
"GuideStar". GuideStar USA, Inc. 2008. Retrieved June 8, 2008.. Current board of directors from World Science Festival (April 2008). "Board of directors". Science Festival Foundation. Archived from the original on June 7, 2008. Retrieved June 8, 2008.
worldsciencefestival.com
Non-profit status and chairman position from the foundation's 990-EZ form for 2006, accessible online via
"GuideStar". GuideStar USA, Inc. 2008. Retrieved June 8, 2008.. Current board of directors from World Science Festival (April 2008). "Board of directors". Science Festival Foundation. Archived from the original on June 7, 2008. Retrieved June 8, 2008.