Hour 2: As we reflect on one political scandal after another hitting the news, and any number of other now-public shameful episodes in the lives of celebrities and once-respected public figures, we’ll spend this hour with poet, author and City University of New York professor Wayne Koestenbaum. His new book – an installment in the Picador BIG IDEAS//small books series – is called “Humiliation” (Picador, 2011).