We kicked off the show by opening the lines and asking you about spring cleaning: have you mastered the purge like a regular Marie Kondo, or are you a hoarder extaordinaire?

Author, journalist and historian Mark Updegrove, who is the president and CEO of the LBJ Foundation in Austin, discussed his latest book, The Last Republicans: Inside the Extraordinary Relationship Between George H.W. Bush and George W. Bush.

National security expert Juliette Kayyem tackled the worldwide expunging of Russian diplomats and the logic behind a citizenship question on the 2020 census.

Medical ethicist Art Caplan discussed on the latest medical ethics headlines, including the rise in obesity ratesamong American adults.

Tech whiz Andy Ihnatko gave his take on recent news at the intersection of tech, policy and culture — and tell us what, exactly, a "raspberry pi" is.

Then, it’s mating season in the natural kingdom — author and naturalist Sy Montgomery joined us to talk about the challenges that poses for endangered species.

And finally, WGBH's Executive Arts Editor Jared Bowen reviews this week's local arts and culture and answers the question: Does a new movie about the Chappaquiddick incident in which Sen. Ted Kennedy drove his car off a bridge get closer to the truth than the mediated version in real life?

To listen to the full show, click the audio player above.