How do you share your faith in an increasingly post-Christian world? This week Drs. Crystal and David C. Downing sit down with leaders from C.S. Lewis Institute to discuss the challenges of defending the faith and making disciples in today's intellectual climate. President Joel S. Woodruff and Karl "KJ" Johnson, Director of the C.S. Lewis Institute in Chicago, explain the genesis of their organization and how it seeks to live out the legacy of C.S. Lewis.