I've found that when I sit down for the interview, it helps to cross my legs and rest my hands near each other around my ankle or calf with my notebook on my lap. If you do this while sitting up straight, I feel like it shows that you're very comfortable (which shows confidence) yet also very interested and…

Unless you have determined earlier in the interview that you really would rather not work for the organization, avoid rolling up on one cheek to fart.

Who can actually concentrate on controlling on this stuff? Lifehacker is constantly posting tips for job interviews, but if anyway actually tried to concentrate on doing all of them, I'm pretty sure they'd have an aneurysm.