This Week on the Colbert Report

MONDAY 4/23 -- Gov. Mike Huckabee -- 2008 Presidential Candidate
and Russell Simmons, author, "Do You"

TUESDAY 4/24 -- Dr. Andrew Weil -- author, "Healthy Aging"

WEDNESDAY 4/25 -- David Walker -- head of the Government Accountability Office

THURSDAY 4/26 -- Tom Wolfe -- author