Friday:
Access Hollywood: Chris Matthews, author of Bobby Kennedy: A Raging Spirit (Simon & Schuster, $28.99, 9781501111860).
Saturday:
CBS This Morning: Andy Weir, author of Artemis (Crown, $27, 9780553448122).
Sunday:
Face the Nation: Nancy Koehn, author of Forged in Crisis: The Power of Courageous Leadership in Turbulent Times (Scribner, $35, 9781501174445).
Also on Face the Nation: Walter Isaacson, author of Leonardo da Vinci (Simon & Schuster, $35, 9781501139154).