Cameron McAllister is an itinerant speaker at Ravi Zacharias International Ministries. The host of the Vital Signs podcast and cohost of the Thinking Out Loud podcast, he has had writing featured i...ver maisCameron McAllister is an itinerant speaker at Ravi Zacharias International Ministries. The host of the Vital Signs podcast and cohost of the Thinking Out Loud podcast, he has had writing featured in Christ and Pop Culture, Christianity Today, and Think Christian.ver menos