How can we learn to have our disagreements across ideological divides more constructively and respectfully? David C. Smalley may be something of an expert at this point, having conducted hundreds of long-form conversations - many of them with Christians - on his podcast for the last 11 years. In this episode with Bart Campolo, David talks about how he approaches these on-air disagreements, and what allows him to stay friends with many of his guests after they hang up the phone.