Depression & Mood8 min read
Beyond Serotonin: What Neuroscience Now Knows About Depression
For decades, depression was explained primarily as a serotonin deficiency. The picture is considerably more complex - and more hopeful. This overview covers the current neurobiological understanding of depression, including the roles of neuroinflammation, neuroplasticity, and the default mode network.
Attention & Focus10 min read
The ADD Brain: Dopamine, Executive Function, and Why Willpower Isn't the Answer
ADD is not a deficit of attention - it is a problem of attention regulation. This piece explains the neurological basis of attentional disorders, why stimulant medications work when they do, and what non-pharmacological approaches have the strongest evidence base.
Sleep7 min read
Sleep Architecture: Why Eight Hours Isn't Always Enough
Total sleep time is only one dimension of sleep quality. Sleep architecture - the pattern of light sleep, deep sleep, and REM across the night - matters enormously for cognitive function, emotional regulation, and physical health. This article explains what healthy sleep architecture looks like and what disrupts it.
Consciousness & Wisdom12 min read
The Neuroscience of Wisdom: What Brain Research Reveals About Mature Judgment
Wisdom is not simply accumulated knowledge. Research in cognitive neuroscience has begun to identify the neural correlates of wise reasoning - including the integration of emotion and cognition, the capacity for perspective-taking, and the regulation of uncertainty. This is an introduction to a rapidly growing field.
Depression & Mood9 min read
Neuroplasticity and Recovery: How the Brain Heals
The brain is not a fixed structure. Throughout life, it retains the capacity to form new connections, reorganize existing ones, and recover function after disruption. This piece explains the mechanisms of neuroplasticity and what they mean for the treatment of depression, trauma, and cognitive decline.
Sleep8 min read
Circadian Rhythm Disruption: The Hidden Driver of Mood and Cognition
The body's internal clock governs far more than sleep timing - it regulates mood, attention, metabolism, immune function, and the expression of thousands of genes. Disruption of circadian rhythms is now recognized as a significant factor in depression, ADD, and metabolic disease.