Today:
Good Morning America: George M. Johnson and Leah Johnson, authors of There's Always Next Year (Farrar, Straus and Giroux Books for Young Readers, $19.99, 9780374391690).
Fresh Air: Patrick Markee, author of Placeless: Homelessness in the New Gilded Age (Melville House, $31.99, 9781685891671).
Democracy Now!: Judith Enck, author, with Adam Mahoney, of The Problem With Plastic: How We Can Save Ourselves and Our Planet Before It's Too Late (The New Press, $27.99, 9781620979457).
Tomorrow:
Late Show with Stephen Colbert: Andrew Ross Sorkin, author of 1929: Inside the Greatest Crash in Wall Street History--and How It Shattered a Nation (Viking, $35, 9780593296967).