#965 - Robert Sapolsky
Robert Sapolsky is a neuroendocrinologist and author. He is currently a professor of biology, and professor of neurology and neurological sciences and, by courtesy, neurosurgery, at Stanford University. His latest book Behave: The Biology of Humans at Our Best and Worst is available now.
Categories
Key Takeaways
Toxoplasmosis rewires the brains of infected rodents, making them attracted to cat pheromones.
This finding illustrates the complex ways parasites can manipulate host behavior for survival.
In humans, exposure to toxoplasmosis may increase the likelihood of developing schizophrenia.
Understanding this link could impact public health strategies and awareness about the parasite.
Parasites have evolved to manipulate their hosts' behaviors for survival.
This insight reveals the complex relationships between organisms and their ecosystems.
Oxytocin, a hormone associated with bonding, affects social behaviors in humans and animals.
Understanding oxytocin's role can enhance our knowledge of social interactions and relationships.
The frontal cortex takes decades to fully develop.
This delayed maturation affects decision-making and impulse control in young adults.
Watch the full episode of #965 - Robert Sapolsky.
Episode Timestamps
Exploring the Behavioral Influence of Toxoplasmosis on Hosts
- Toxoplasmosis affects host behavior, particularly in rodents and humans.
- The parasite manipulates fear responses, increasing risk-taking behaviors.
- Recent studies link toxoplasmosis to higher rates of schizophrenia in humans.
Exploring the Intriguing Role of Parasites and Oxytocin in Behavior
- Parasites can significantly influence host behavior and biological systems.
- Oxytocin plays a critical role in bonding and emotional connections between species.
- The frontal cortex is essential for self-control and decision-making processes.
Exploring the Complexities of Human Brain Development
- Frontal cortex development significantly affects impulse control and decision-making.
- Cultural mores shape our understanding of ethics and behavior over time.
- The maturation of the brain continues well into the mid-twenties.
Baboons Adapt to Human Waste with Social Changes
- Baboons shifted behavior due to access to human garbage, impacting health.
- Social affiliation proved more significant for baboon health than dominance rank.
- A tuberculosis outbreak among baboons led to a cultural shift in behavior.
Understanding Behavior Through Biology and Free Will
- Human behavior is significantly influenced by biological and environmental factors.
- History shows a capacity for societal change and behavioral evolution over time.
- Scientific advancements challenge traditional views of free will and moral responsibility.
People Mentioned
Joe Rogan
Host
Guest Speaker
Expert on parasitology
Unnamed Speaker
Podcaster
Researcher
Field Biologist, Primate Behavior Specialist
Phineas Gage
Historical Figure, Neurological Case Study
Places Mentioned
East Africa
Geographical Region
Notable Quotes
"Toxo evolved ability... wipes innate fear rodents cat smells."
Explaining how toxoplasmosis affects rodent behavior towards cats.
"There's higher rate schizophrenia individuals antibodies toxo."
Discussing the implications of toxoplasmosis infection in humans.
"There's wasp gets cockroaches takes nervous system."
Discussing the bizarre ways parasites manipulate their hosts.
"Oxytocin makes trusting expressive generous economic games."
Explaining the behavioral effects of oxytocin.
"Frontal cortex fully developed till mid twenties implicitly main driving force around Supreme Court years ago."
Discussing legal implications of brain development.