Scott Alexander reviews 'Zero To One' by Peter Thiel, discussing its advice on creating monopolies, believing in secrets, and embracing definite optimism for successful startups.

Scott criticizes an article downplaying AI risks in favor of mundane technologies, arguing this represents misplaced caution given AI's potential existential threat.

Scott examines the relationship between altitude and obesity, then explores and ultimately dismisses the theory that increased atmospheric CO2 could be causing the obesity epidemic.

Scott Alexander reviews Malcolm Muggeridge's autobiography, examining his experiences exposing Stalin's regime and the West's willful ignorance of Soviet crimes.

Scott explores the nature of scientific contrarianism, discussing how ideas spread through the scientific community and the challenges faced by both crackpots and legitimate contrarians.

Scott Alexander discusses how people tend to seek advice that reinforces their existing tendencies and proposes considering the opposite of appealing advice.

Scott introduces the concept of "meta-contrarianism" - where highly intelligent people signal their status by rejecting contrarian positions and returning to simpler views, similar to how hipsters adopt uncool styles to seem cooler.

Scott proposes that people don't just seek status itself, but rather seek mental states that allow them to believe they have status, explaining why people adopt low-status beliefs like conspiracy theories.