In 2018, actor, author and science communicator Alan Alda spoke publicly about his diagnosis for Parkinson’s Disease. Alda, who is best known for his role in “M*A*S*H,” “The Aviator,” and “The West Wing,” shifted his interests to science communication in his later years. He’s written several books on the topic, and has an ongoing podcast, “Clear + Vivid.”As part of Science Friday’s 33rd anniversary show, we’re revisiting our listeners’ favorite stories, including this one. Alda came on Science Friday in 2018 to talk about his life since his Parkinson’s diagnosis, and how being an advocate for science changes his perspective on his condition. Transcripts for each segment will be available after the show airs on sciencefriday.com. Subscribe to this podcast. Plus, to stay updated on all things science, sign up for Science Friday's newsletters.

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“What did the council decide on item 42?” — answered with the speaker and the moment.