This week, Jonathan Sperber talks about his new biography of Karl Marx; Leslie Kaufman has notes from the field; Parul Sehgal discusses Mohsin Hamid’s new novel, “How to Get Filthy Rich in Rising Asia”; and Gregory Cowles has best-seller news. John Williams is the host, filling in for Sam Tanenhaus.

This week, Jamie Quatro talks about “I Want to Show You More”; Leslie Kaufman has notes from the field; Carlene Bauer discusses “Frances and Bernard”; and Gregory Cowles has best-sellers news. Sam Tanenhaus is the host.

This week, Jamie Quatro talks about “I Want to Show You More”; Leslie Kaufman has notes from the field; Carlene Bauer discusses “Frances and Bernard”; and Gregory Cowles has best-sellers news. Sam Tanenhaus is the host.

This week, Michael Moss talks about “Salt Sugar Fat”; Leslie Kaufman has notes from the field; Jennifer Szalai discusses the fiction of Renata Adler; and Gregory Cowles has best-seller news. Sam Tanenhaus is the host.

This week, Michael Moss talks about “Salt Sugar Fat”; Leslie Kaufman has notes from the field; Jennifer Szalai discusses the fiction of Renata Adler; and Gregory Cowles has best-seller news. Sam Tanenhaus is the host.

This week, Jeanine Basinger discusses marriage in the movies; Leslie Kaufman has notes from the field; Charles McGrath talks about the letters of P. G. Wodehouse; and Gregory Cowles has best-seller news. Sam Tanenhaus is the host.

This week, Jeanine Basinger discusses marriage in the movies; Leslie Kaufman has notes from the field; Charles McGrath talks about the letters of P. G. Wodehouse; and Gregory Cowles has best-seller news. Sam Tanenhaus is the host.

This week, Emily Bazelon talks about “Sticks and Stones,” her new book about bullying; Phillip Lopate discusses the craft of essay writing; and Gregory Cowles has best-seller news. Sam Tanenhaus is the host.

This week, Emily Bazelon talks about “Sticks and Stones,” her new book about bullying; Phillip Lopate discusses the craft of essay writing; and Gregory Cowles has best-seller news. Sam Tanenhaus is the host.

This week, Teddy Wayne talks about his novel “The Love Song of Jonny Valentine”; Leslie Kaufman has notes from the field; Caryn James discusses “Gods Like Us,” Ty Burr’s new book about movie stardom; and Gregory Cowles has best-seller news. Sam Tanenhaus is the host.