- 40th International Barth Conference: Sin and guilt in a Cancel CultureThe 40th Barth International Conference is all about sin and guilt. Is there such a thing as collective guilt? Does guilt of one people towards another people exist? What about guilt of humanity towards the earth? And if so, how does collective guilt relate to individual guilt? How can theologians in a post-Christian society contribute to dealing with guilt responsibly? How does confronting guilt affect our inward gaze, our understanding of ourselves?