Dr.Anthony Flew was one of the world's leading philosophical atheists, but not anymore--he has come to believe that as science reveals more and more about the universe, and particularly biochemistry, it seems like there is no other way to explain the how the mechanisms that we are seeing other than that they were created.

Here is an interview where he explains his reasoning, and clarifies some of the points that we all seem to have trouble getting our hands around--
Leading Atheist explains why he is now a Theist