John N. Constantino is a board-certified child and adolescent psychiatrist and chief of behavioral and mental Health at Children’s Healthcare of Atlanta, as well as professor of psychiatry and pediatrics at Emory University School of Medicine. He is an international leader in autism trait phenotyping, sex differences in autism, and endophenotypic analyses.

John Constantino
Chief of behavioral and mental health
Children’s Healthcare of Atlanta
From this contributor
Autism is more heritable in boys than in girls
If boys have greater inherited liability for autism, the female protective effect may not fully explain the sex difference in prevalence.

Autism is more heritable in boys than in girls
Q&A with John Constantino: Solving the biomarker conundrum
Biological factors that reflect autism’s roots may differ from those that influence how severe the condition is. Failure to make a distinction has stymied the search for biomarkers.

Q&A with John Constantino: Solving the biomarker conundrum
Traits of other conditions may spur autism
Early features of other conditions may contribute to autism itself

Traits of other conditions may spur autism
Japanese spectrum
Researchers studying autism prevalence should take into account the continuous nature of autism symptoms in the general population, says John Constantino.
Explore more from The Transmitter
The big idea with Diego Bohórquez
His theories around the neuropod have challenged the boundaries of classic ideas regarding gut-brain communication.

The big idea with Diego Bohórquez
His theories around the neuropod have challenged the boundaries of classic ideas regarding gut-brain communication.
Genetic background steers PTEN syndrome traits
People with the syndrome, caused by variants in the gene PTEN, often have autism or cancer, or both, but it depends on the genetic diversity encoded in the components of distinct cell signaling pathways, according to a new study.

Genetic background steers PTEN syndrome traits
People with the syndrome, caused by variants in the gene PTEN, often have autism or cancer, or both, but it depends on the genetic diversity encoded in the components of distinct cell signaling pathways, according to a new study.
Star-responsive neurons steer moths’ long-distance migration
Cells in the bogong moth brain respond to astral landmarks to orient the insects in the direction they need to go.

Star-responsive neurons steer moths’ long-distance migration
Cells in the bogong moth brain respond to astral landmarks to orient the insects in the direction they need to go.