Sibling studies

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Large colorful geometric shaped toys with children balancing on them.

What baby siblings can teach us about autism

Studies of infants at risk for autism have not yielded a test to predict who will eventually be diagnosed. But they have transformed our understanding of the condition.

By Ingfei Chen
16 August 2017 | 18 min read
Spectrum stories podcast logo.

Spectrum Stories: Learning from baby siblings

Many parents with children on the spectrum enroll their newborns in research — to advance the field and to bring benefits to families such as theirs.

By Jacob Brogan
16 August 2017 | 1 min read

Parents’ interactions with infants may alleviate autism features

Teaching parents to respond to cues from babies at high risk of autism eases the severity of autism features at age 3.

By Bahar Gholipour
12 June 2017 | 4 min read

From the archives

Brain scans may forecast autism in high-risk infants

Patterns of brain activity in 6-month-old babies accurately predict which children will be diagnosed with autism at age 2.

By Nicholette Zeliadt
7 June 2017 | 5 min read

Excess brain fluid may forecast autism in babies

Some infants who are later diagnosed with autism have too much fluid between the brain and skull.

By Nicholette Zeliadt
6 March 2017 | 5 min read
Spectrum from The Transmitter.

The social network: How everyday interactions shape autism

A new study is the first rigorous test of a controversial idea: that the everyday interactions between caregiver and child can shape the course of autism.

By Nicholette Zeliadt
23 March 2015 | 3 min read

Lessons for parents may change autism’s trajectory

Coaching parents to provide early social stimulation may improve outcomes for children with autism.

By Geraldine Dawson
6 June 2017 | 8 min read
Spectrum from The Transmitter.

Questions for Ilina Singh: Ethics of ‘baby sib’ studies

Researchers are studying the infant siblings of children with autism, with hopes of improving the disorder’s diagnosis and treatment. They need to recognize the risks of these ‘baby sib’ studies, cautions ethicist Ilina Singh.

By Nicholette Zeliadt
14 July 2015 | 6 min read
Spectrum from The Transmitter.

Should scientists study mothers of children with autism?

Studying parents of children with autism has long been controversial, but that doesn’t mean scientists should avoid it.

By Helen Tager-Flusberg
12 April 2016 | 1 min read
Spectrum from The Transmitter.

Psychiatric problems common in siblings of people with autism

Mental health conditions crop up more than twice as often in families that include a child with autism as in the general population.

By Ann Griswold
23 June 2016 | 4 min read

Siblings of children with autism may show early setbacks

About 1 in 10 toddlers who have an older sibling with autism have cognitive and motor delays.

By Nicholette Zeliadt
31 August 2016 | 4 min read

Sensory abnormalities highlight early autism risk

Sensory abnormalities could be among the first signs of autism risk — and a target for early treatment.

By Sarah DeWeerdt
16 November 2016 | 3 min read

Survey for parents could flag autism in infants

Asking parents to fill out a questionnaire about their babies’ early skills could help clinicians spot signs of autism.

By Jessica Wright
13 February 2017 | 4 min read

Rapid brain growth in infancy may signal autism

The faster the brains of children with autism grow in their first year of life, the more severe their autism features are likely to be at age 2.

By Nicholette Zeliadt
15 February 2017 | 5 min read

Large study confirms high autism risk in ‘baby sibs’

Children who have an older sibling with autism are 14 times more likely to have the condition than are those without a family history of the condition.

By Ann Griswold
22 August 2016 | 4 min read

Explore more from The Transmitter

Photograph of the BRIDGE team and students visiting a laboratory.

Sharing Africa’s brain data: Q&A with Amadi Ihunwo

These data are “virtually mandatory” to advance neuroscience, says Ihunwo, a co-investigator of the Brain Research International Data Governance & Exchange (BRIDGE) initiative, which seeks to develop a global framework for sharing, using and protecting neuroscience data.

By Lauren Schenkman
20 May 2025 | 6 min read
Research image of neurite overgrowth in cells grown from people with autism-linked PPP2R5D variants.

Cortical structures in infants linked to future language skills; and more

Here is a roundup of autism-related news and research spotted around the web for the week of 19 May.

By Jill Adams
20 May 2025 | 2 min read
Digitally distorted building blocks.

The BabyLM Challenge: In search of more efficient learning algorithms, researchers look to infants

A competition that trains language models on relatively small datasets of words, closer in size to what a child hears up to age 13, seeks solutions to some of the major challenges of today’s large language models.

By Alona Fyshe
19 May 2025 | 7 min read