Gerald Posner discusses his book that dismantles the conspiracy theories around JFK's assassination. 

Martine Powers discusses her new Post investigative podcast, “The Empty Grave of Comrade Bishop.” 

Rachel Maddow joins Benjamin Wittes to discuss her new book, "PREQUEL: An American Fight Against Fascism."

Historian and author Matthew Parker uses stories from the territorial peak of the British Empire to fill his new book One Fine Day. 

Steve Inskeep is the author of what is now a trilogy of books about political relationships in the United States during the 19th century.

Liza Mundy talks about her new book, The Sisterhood, with Shane Harris.

Is the conventional wisdom that countries should not be run by those suffering from mental illness right?

This week on Chatter, Lawfare Editor-in-Chief Ben Wittes sat down with author and journalist Jonathan Rauch.

What does science fiction teach us about space ethics?

How have the British royal family and UK intelligence operations been linked?

What do we know about unidentified aerial phenomenon? 

Shane Harris spoke with Steve James about his new documentary on the life of Ted Hall, "A Compassionate Spy."