In case you missed Interaction11 in February, videos from all seven of this year's keynotes are up. In program order, check out:

• Bill Verplank's Opening Keynote
• Eric Hersman
• Lisa Strausfeld
• Richard Buchanan on Design, Dignity, and Chairs
• Brenda Laurel giving an emotional career retrospective
• Jason Bruges
• Bruce Sterling's Closer

If you enjoy the keynotes, keep an eye out because the lightning talks will also be up soon.