A Video Guide to Basic HDSLR Audio Post-Production
If you're more confident in your ability to shoot with a DSLR and audio recorder than you are in dealing with the resulting clips in post, the good folks at NextWaveDV have put together an audio post-production tutorial. Here, they demonstrate a manual audio synching approach using Premiere Pro, as well as using the great, massive time-saving plugin Pluraleyes. As evidenced by the "HDSLR 101" moniker, this is pretty basic stuff, but it should be valuable for those getting their feet under them. Here's the tutorial:
For a more Final Cut Pro-focused tutorial on audio post-production, see the audio chapter of the DSLR Cinematography Guide.