Scott examines a new genetic study on missing heritability that both hereditarians and nurturists claim vindicates their position, concluding that despite the study's advances, the fundamental debate over how heritable traits like IQ actually are remains unresolved.

Scott explores the 'missing heritability' problem in genetics, where twin studies show traits like IQ and educational attainment are highly heritable but newer genomic methods find much lower heritability, analyzing various potential explanations for this discrepancy.

Scott reviews Bryan Caplan's book arguing that modern parents can relax their intensive parenting, while wrestling with whether this advice still applies in the age of smartphones and social media.

Scott reviews 'Unlearn Your Pain', finding its psychosomatic theory of chronic pain intriguing but overstated, while acknowledging the book's techniques may still be helpful via placebo effects.

Scott Alexander reviews research on teacher effectiveness, examining Value-Added Modeling (VAM) and its criticisms, while expressing uncertainty about claimed long-term impacts on adult earnings.

Scott shares and comments on various news articles and studies, covering topics from police tactics and Trump's campaign to behavioral genetics and dietary research.