Hi all, I was notified that I received an NSF fellowship in April of this year (after I filed my taxes) and did not start receiving my fellowship money until July. I know that I will have to pay taxes on my fellowship, but I am totally mixed up about estimated taxes. I've looked at a lot of the IRS publications online, but I'm still confused! I've heard from several sources that the IRS will let you get away with not paying estimated taxes for your first year (in this case, the 2011 tax year), b