Want to dive into Scott Alexander's work and his thousands of blog posts? This fan website lets you sort and do semantic search through the whole codex. Enjoy!
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A review of the synaptic plasticity and memory hypothesis arguing that it is insufficient to explain memory, and proposing a broader cellular processes and memory hypothesis that includes molecular and intracellular mechanisms.
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 Alexander examines the surprisingly broad effects of GLP-1 drugs like Ozempic, exploring their mechanisms and speculating on why they seem to impact so many different conditions.
Scott Alexander responds to comments on his COVID-19 origins debate post, addressing criticisms and maintaining his support for the zoonosis theory.
Scott Alexander investigates the claim that children learn languages faster than adults, finding it partially true but more nuanced than commonly believed.
Scott Alexander summarizes and responds to comments on his post about semaglutide, covering corrections, additional information, and user experiences with the weight loss drug.
Scott Alexander examines obscure pregnancy interventions that may improve child outcomes, rating them by evidence quality and potential impact.
Scott Alexander discusses the birth of the first polygenically-screened baby and explores the current and potential future applications of this technology in IVF.
Scott Alexander explores Hallucinogen Persisting Perception Disorder (HPPD) and other conditions where drugs cause permanent effects, discussing potential mechanisms and their implications.
Scott Alexander attempts to understand and explain Karl Friston's complex 'free energy' principle in neuroscience, exploring its various interpretations and potential implications.
A collection of interesting links spanning architecture, science, politics and economics, with commentary on studies about lithium, lead exposure, minimum wage, and free speech.
A collection of interesting links covering various topics from scientific studies, social issues, and current events, including problems with brain imaging studies, AI safety developments, and surprising research findings.