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The venture capitalist Roger McNamee has a long history with Mark Zuckerberg and Facebook. Among other things, he suggested that Zuckerberg hire Sheryl Sandberg to be his chief operating officer.

“For the past two years,” McNamee says on this week’s podcast, “I have converted from being an investor in technology to being a critic of companies that I was part of helping to build and which I love dearly, but which sadly are now unintentionally causing great harm.”

McNamee addresses his concerns and what he thinks can be done about them in a discussion about his new book, “Zucked: Waking Up to the Facebook Catastrophe.”

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Charles Finch also visits us this week, to talk about the season’s best thrillers, including Jane Harper’s “The Lost Man,” which Finch calls “a roar back to form” by a “gifted, laconic” writer.

Also on this week’s episode, Lovia Gyarkye, Tina Jordan and John Williams talk about what people are reading. Pamela Paul is the host.

Here are the books discussed in this week’s “What We’re Reading”:

We would love to hear your thoughts about this episode, and about the Book Review’s podcast in general. You can send them to books@nytimes.com.