Reasonably Optimistic

From politicians to Silicon Valley, a growing chorus is sounding the alarm and calling for more babies. But the story behind America’s declining birth rate is more complicated than headlines and political talking points suggest. Is this just a temporary trend, or something deeper — and what does it mean for the kind of society we’re building?

Host Megan McArdle is joined by economist and demographer Lyman Stone to discuss what’s really driving the decline in birth rates — from delayed marriage to cultural shifts and rising anxiety about the future.

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From overdone plastic surgery to open-concept floor plans, we’re designing our lives to look good on camera instead of optimizing for what we need. Influencer culture — and our constant exposure to curated, edited and optimized images — has reshaped the way we see the world and ourselves. But chasing the perfect image can leave real life feeling strangely hollow.

Host Megan McArdle unpacks how we got here — and how to start seeing past the screen.

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The Supreme Court is supposed to be above politics. But these days, it doesn’t feel that way. From high-stakes rulings to increasingly bitter confirmation hearings, the court has become one of the most divisive institutions in American government. So how did this happen?

Host Megan McArdle is joined by Supreme Court analyst Sarah Isgur to break down what the justices actually do, why the court's breakdown isn’t as simple as a 6-3 conservative-liberal split, and how Americans' expectations — and Congress’s failures — have pushed the high court into a role it was never meant to play.

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Anxiety around artificial intelligence is reaching a fever pitch and sparking real-world consequences. Recent violent incidents tied to opposition against data centers highlight growing public backlash, while Anthropic’s new model, Mythos, raises alarms with its ability to uncover hidden software vulnerabilities across critical systems.

Host Megan McArdle is joined by Damir Marusic, an op-ed editor at Post Opinions, to discuss the risks and inevitability of AI development, and what it will take for the U.S. to stay competitive in the race with China.

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Host Megan McArdle breaks down why the corporate tax system is so complex, costly and potentially inefficient — and explores a bold idea: What if we eliminated it altogether? From hidden economic trade-offs to who really pays corporate taxes, this episode challenges how we think about fairness, efficiency and the future of taxation.

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