Homelessness is the cause of mental illness and addiction, not the other way around, say Democrats. “Only one in seven people who becomes homeless has a mental health problem,” said California gubernatorial candidate Tom Steyer in a forum with Ezra Klein, “But virtually everyone who stays on the street for a long time develops one.” Klein agreed that the main issue was economic. “Before people become homeless, they are housed,” he said, “and what tends to happen is that they have an income sh...

Renewables are the key to preventing resource scarcity, argue European leaders, California Governor Gavin Newsom, and Ezra Klein and Derek Thompson, whose bestselling book Abundance became one of Barack Obama’s favorite books of 2025 and launched a political movement dedicated to what Klein calls “a politics of plenty.” The logic is straightforward and appealing. Solar panel costs have fallen more than 90% since 2010. Wind power costs have dropped by 70%. Battery storage prices have collapsed...