Thousands of Americans gathered over the weekend for "No Kings" protests. So this hour, we take a look at kings around the world, from history to the present moment. Plus, why are we so interested in royalty? And, what is the role of the king in chess?

GUESTS:

• Mauro Guillén: Vice Dean of Wharton’s MBA Program for Executives. He is the author of books including The Perennials: The Megatrends Creating a Postgenerational Society. He has been named a Commander of the Royal Order of Civil Merit by King Felipe VI of Spain
• Arianne Chernock: Professor in the Department of History and Associate Dean of the Faculty for the Social Sciences at Boston University. She is the author of books including The Right to Rule and the Rights of Women: Queen Victoria and the Women’s Movement
• Jenny Adams: Professor and Department Chair of English at the University of Massachusetts Amherst. She is the author of books including Power Play: The Literature and Politics of Chess in the Late Middle Ages

Music featured (in order):

• It’s Good To Be King – Tom Petty
• Brilliant Mistake (King of America) – Elvis Costello
• Royals – Lorde
• King of Nothing – Seals and Crofts
• Her Majesty – The Beatles
• Only a Pawn in their Game – Bob Dylan