All from The Coming Home Network International, these are excellent for insight. I personally hunt for these on the site to better understand how atheists think and how to talk about the faith with them. Enjoy!
Devin Rose (probably the best storyteller ever)
Fr. John Bartunek (Former atheist to Catholic priest)
Jeff Garnder (former atheist and mormon!)
Jeffrey Morrow (Jewish Atheist turned Catholic)
Heather and Andrew Bowen (Former Baptist & Former Atheist)
Sr. Theresa Noble