You can vote for him HERE.
There are other people too, of course, like Oprah. I voted her least influential even though, unfortunately, she'll probably end up in the top 10 or some shit.
You can vote as many times as you want!
Check out the entire list if you have the patience, I DO NOT so I only clicked until I saw Mr. Perry.
That is all.
**Update 4/21/08** - I noticed a lot of spam comments on Time's site when I was looking for TP. I guess if Time Magazine isn't immune to the occasional idiot, I should consider myself lucky that I haven't had more spam.