Richard at JAI Ultra has written a couple of good posts about vegan nutrition and ultra-endurance sports training on his blog. He competed (and did really well in) the Ultraman Championships last year—It's a two-day event, covering twice the distance of Ironman...
Hope everyone's having fun getting ready for 2009 races/events/training. I know I'm LOVING getting back into it after a year off. Can't wait to read about what everyone's got planned!