Hello again, Planetary Radio listeners. I'm Matt Kaplan, Senior Communications Advisor at the Planetary Society and former host of the weekly show.

We are back with just the second of our Planetary Society Book Club live stream recordings to be presented here in the podcast feed.

We got started with author Andy Weir last month.

This time, it's a visit with author and space philosopher Frank White, who coined the term

The Overview Effect.

You may have heard of it, even if you've never heard of Frank, which would please him.

You don't have to have read the book to be intrigued, touched, and fascinated by his deep thoughts

about how our advancement across the solar system and beyond has already begun to change

our view of the cosmos, our appreciation for our own planet, and what it means to be human.

So, once again, with gratitude to host and producer, Sarah Al-Hnchnod,

here's the conversation I recorded in July of 2025 with Frank White.

It is a great pleasure and a tremendous honor to welcome the author of the book that I hope that many of you have been reading over the past month.

If you didn't read it a long time ago, I'm one of those who read it a long time ago, and then got the fourth edition of the book recently so that I could see what had changed. And I'm very

glad that I did. Let me welcome our special guest and the author of that book. Frank White,

welcome. Thank you so much, Matt. It's great to be here. Let me give the required introduction of Frank White.

And you can find much more at Frank White Author.com, Frank White Author, all one word.com.

And it says right there, and I agree with this, author, space philosopher, and consultant.

His most famous and influential book is, as I've said,

what we're going to be talking about this evening, though it has strong ties to many, if not all,

of his other works. The overview effect, space exploration and human evolution. It's had a profound

effect on many, many people in the space community, just as the

overview effect itself has had a deeply profound effect on many of those few of us who have

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