High-performing human brains exhibit less densely organized microscopic neural wiring than lower-performing brains

Overview Debates Related claims Topics

A neuroimaging study evaluated brain scans and reasoning test results across 757 adult participants

In an analysis of 757 adults, individuals with higher reasoning test scores exhibited larger cortical volume but lower neurite density and branching complexity

Neural efficiency theory suggests that structured brain organization reduces redundant neural signaling to optimize information processing

Mental states modulate physiological bodily reactions while bodily states simultaneously influence mental experiences

Shinobu Kitayama's research demonstrated that Japanese individuals describe underwater scenes by emphasizing background elements, whereas Western individuals emphasize foreground fish

Repetitive exposure to confirming information in social media and education reinforces individual cognitive biases

Human perception actively imposes cultural values and expectations onto sensory environments rather than passively recording incoming stimuli

Cultivating intellectual flexibility requires an emotional disposition to systematically deconstruct personal assumptions and beliefs

Cultural values influence automatic low-level visual perception and memory recall of complex scenes

Intellectually recognizing the universal impermanence of difficult situations prevents individuals from assuming hardships will persist permanently

Past emotional conditioning can bias present-day perception and trigger defensive, impulsive reactions

Higher dietary consumption of ultra-processed food in children is associated with impaired executive function, memory, learning, and emotional regulation

The amygdala regulates emotional processing in the human brain

The nucleus accumbens regulates reward processing and motivation in the human brain

The sensory experience of smelling food during preparation triggers an increase in digestive enzyme secretion

Active inference and the free energy principle posit that human cognitive networks evolved fundamentally to predict environmental outcomes and reduce uncertainty

Human cognitive test performance peaks following seven hours of nightly sleep, deteriorating with both lesser and greater sleep amounts

Cognitive psychologist Steven Pinker published historical statistical analyses showing long-term declines in global human violence

Neuroimaging research conducted at the University of Wisconsin indicates meditation trains practitioners to observe chaotic mental activity as separate from the conscious observer

A player performing one step of strategic reasoning in the two-thirds of the average game chooses 33 based on the assumption that others choose 50 on average