Why do Christians need a biblical theology of spiritual warfare?

Dave Patty has dedicated over 30 years to training youth leaders and leading youth movements across Europe. As president of Josiah Venture and a founding member of Concentric, he has helped equip youth ministry trainers in more than 60 countries. An ordained pastor with advanced degrees in theology and education, Dave has lived in the Czech Republic for three decades and previously spent ten years in Germany. Here Dave Patty answers questions about their talk 'Spiritual Warfare (Parts 1, 2, and 3)', recorded at ELF 2026.