Skip to main content



Genes Do Shape Behaviors But it’s Complicated

Many of our psychological traits are innate in origin. There is overwhelming evidence from twin, family and general population studies that all manner of personality traits, as well as things such as intelligence, sexuality and risk of psychiatric disorders, are highly heritable. Put concretely, this means that a sizeable fraction of the population spread of values such as IQ scores or personality measures is attributable to genetic differences between people. The story of our lives most definitively does not start with a blank page. But exactly how does our genetic heritage influence our psychological traits? Are there direct links from molecules to minds? Are there dedicated genetic and neural modules underlying various cognitive functions? What does it mean to say we have found ‘genes for intelligence’, or extraversion, or schizophrenia? This commonly used ‘gene for X’ construction is unfortunate in suggesting that such genes have a dedicated function: that it is their purpose to

Latest Posts

When Will We Solve Mental Illness?

Most people are terrible at knowing how they come off

Some Common Relationship Challenges

Why Is It So Hard to Be Vulnerable?

Postpartum Depression (PPD), A Guide to Common Depression

The Negative Impact of Sugar on the Brain

Relationship Expectations: Don’t set yourself up for failure

On Being Interesting

The Urge to Share News of Our Lives is Not New Nor Narcissistic

Are there ways of spending money that will make you happier?