How do I get out of being on panel at SXSW?
My answer to How do I get out of being on panel at SXSW? on Quora
People drop out of panels all the time—it’s not a big problem, provided you give the organizers a good amount of notice so they can find a suitable replacement. Let the panel organiser know ASAP. Even better: offer to help them find a replacement panelist.