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
By
Sneha Chaturvedi, John Constantino, Natasha Marrus, Sven Sandin, Benjamin Yip
19 September 2024
6 min read
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
By
Sneha Chaturvedi, John Constantino, Natasha Marrus, Sven Sandin, Benjamin Yip
19 September 2024 | 6 min read
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
By
Alla Katsnelson
3 August 2021 | 7 min read
Traits of other conditions may spur autism
Early features of other conditions may contribute to autism itself
Traits of other conditions may spur autism
By
John Constantino, Zoë Hawks
12 June 2018 | 7 min read
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
Nearly 400 compounds affect behaviors tied to autism-linked genes in zebrafish
Estropipate, paclitaxel and levocarnitine altered behaviors tied to SCN2A and DYRK1A variants specifically, a new open-source platform revealed.
Nearly 400 compounds affect behaviors tied to autism-linked genes in zebrafish
Estropipate, paclitaxel and levocarnitine altered behaviors tied to SCN2A and DYRK1A variants specifically, a new open-source platform revealed.
By
Charles Q. Choi
16 April 2026 | 4 min read
What neuroscientists want from a new NINDS director
The search is underway for the next director of the U.S. National Institute of Neurological Disorders and Stroke, who will face a range of challenges, neuroscientists say, but will also have an “immense opportunity to do good things.”
What neuroscientists want from a new NINDS director
The search is underway for the next director of the U.S. National Institute of Neurological Disorders and Stroke, who will face a range of challenges, neuroscientists say, but will also have an “immense opportunity to do good things.”
By
Helena Kudiabor
15 April 2026 | 4 min read
Arousal neurons’ activity explains brain’s blood flow dynamics in mice
The findings could influence how researchers interpret signals from techniques that use blood flow as a surrogate for neuronal activity.
Arousal neurons’ activity explains brain’s blood flow dynamics in mice
The findings could influence how researchers interpret signals from techniques that use blood flow as a surrogate for neuronal activity.
By
Claudia López Lloreda
15 April 2026 | 4 min read