This Week on the Colbert Report

MONDAY 1/15 -- Alex Kuczynski -- author, "Beauty Junkies"

TUESDAY 1/16 -- Dinesh D'Souza -- author, "The Enemy at Home"

WEDNESDAY 1/17 -- Richard Clarke -- author, "Breakpoint"

THURSDAY 1/18 -- Bill O'Reilly -- host, "The O'Reilly Factor"