Take a look at TED for “riveting talks by remarkable people, free to the world.” TED is a non-profit organization devoted to exploring and spreading ideas, especially in the domains of technology, entertainment and design. Most videos are in the 20-minute range. A much longer one is of Randy Pausch, author of The Last Lecture, talking about “really achieving your childhood dreams.” Dan Ariely asks whether we’re in control of our own decisions in a…