For those who now lean toward non-belief in religion or theism or deism, or who identify as atheist, you have to check out all of Seth Andrews work!
He was raised as a fundamentalist Christian in the USA, and was a pastor, and christain radio host until he awoke. He now is an atheist and hosts a great podcast called "The Thinking Athiest"
You will find great videos on Youtube, as well as his weekly podcast:
He has had some great shows! Here is great one...and can be modified for witnesses too!