Marty Solomon and Brent Billings address the nagging questions about the book of Joshua and its stories of mass slaughter and genocide.
The Hardest Story in the Bible (for me) Presentation (PDF)
The Hardest Story in the Bible (for me) — Covered in His Dust
The Forest in the Trees: Jesus — Woodland Hills (Greg Boyd)
[no longer available] Why Is the Old Testament So Violent? (blog post)
What Is the Bible? by Rob Bell