Headshot of John Constantino.

John Constantino

Chief of behavioral and mental health
Children’s Healthcare of Atlanta

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.

From this contributor

Illustration of children looking at a gigantic set of building blocks, some of which display genetic sequences on their surfaces.
Spectrum

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
Image shows two young girls, identical twins, covering their faces with leaves while facing each other.
Spectrum

Q&A with John Constantino: Solving the biomarker conundrum

By Alla Katsnelson
3 August 2021 | 7 min read
Big baby plays with two connected rings while two scientists with clipboards look on.
Spectrum

Traits of other conditions may spur autism

By John Constantino, Zoë Hawks
12 June 2018 | 7 min read
Spectrum from The Transmitter.
Spectrum

Japanese spectrum

By John Constantino
9 April 2013 | 4 min read

Explore more from The Transmitter

Research image of resting-state functional MRI.
Spectrum

Acetaminophen effects on developing brain organoids; and more

Here is a roundup of autism-related news and research spotted around the web for the week of 12 October.

By Jill Adams
13 October 2026 | 1 min read
Illustration of hands holding cash.
Spectrum

Private initiative makes ‘historic’ investment in autism research

Aligning Research to Impact Autism has committed more than $450 million to build a new multidisciplinary research network to uncover the roots of profound autism and develop treatments.

By Madeline Shaw
13 October 2026 | 4 min read
Edgar Adrian works in the laboratory, around 1920.
History of neuroscience

The neural code at 100

In two 1926 articles, Edgar Douglas Adrian revealed that neurons communicate through trains of spikes.

By Matteo Carandini
12 October 2026 | 8 min read