Step 1: Wonder how so many people (meaning: non-Christians) can be so wrong about religion. Ask: if Christianity is real, why isn't it obvious?
Step 2: Wonder, if so many people can be wrong, perhaps we can be wrong.
Step 3: Wonder, can everyone be wrong?
Step 4: Observe wackadoo religious friends. Make powerful negative associations with them.
Step 5: Make atheist friends. Realize that not everyone is wrong: some people are just willing to change their minds in light of reason. Make positive associations with these discussions.
Step 6: Read Waldrop's Complexity. Discover Scientific Pantheism.
Step 7: Fall in with wackadoo Scientific Pantheists.
Step 8: Form powerful negative associations with "fellow" wackadoo SciPans. Stop associating with them.
Step 9: Watch Bullsh!t.
Step 10: Watch Mind Control With Derren Brown.
Step 11: Read Derren Brown's Tricks of the Mind. Develop total man-crush. Hear, for the first time, the term "skeptic" used to describe a subculture.
Step 12: Subscribe to the Bad Astronomy blog. Hear references to "skeptics" often. In particular, the "Skepchicks".
Step 13: Develop healthy crushes on (all of) the Skepchicks. Especially one.
Step 14: Change one's website, Facebook page, and taglines to mention "and skeptic" among one's traits.