Diane talks to David Corn, Washington bureau chief for Mother Jones, about what this week's Supreme Court rulings mean for limits on presidential power and the fate of President Trump's tax returns.

New York Times education reporter Dana Goldstein on whether schools will reopen this fall -- and the impact on students and families if they don't.

Harvard Professor Danielle Allen on what a democratic response to the pandemic would look like, and why this country has fallen short.

Diane talks with journalist Michael Schuman, author of the new book "Superpower Interrupted: The Chinese History of The World."

Diane talks with Jamelle Bouie, New York Times opinion columnist, about the removal of Confederate statues and monuments across the South.

Constitutional law professor Kimberly Wehle joins Diane to talk about why Americans need to educate themselves about voting - especially right now. Her new book is "What You Need To Know About Voting And Why."

The New York Times chief White House correspondent, Peter Baker, has read John Bolton's new book, “The Room Where It Happened," and shares his thoughts with Diane.

Veteran political journalist John Dickerson says even before 2016, the highest office in the land was in trouble. His new book is "The Hardest Job in the World: The American Presidency."