Ingfei Chen is a writer and editor in Northern California who likes telling stories about medicine, science and the environment. Her articles have published in The New York Times, Science, KQED Mindshift, Scientific American and Smithsonian, among others.
Ingfei Chen
Freelance writer
From this contributor
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.
The gene hunters
Criss-crossing the globe on a quest for unusual DNA, researchers have discovered a rare mutation that promises insights into both epilepsy and autism — and points to a treatment.
Wide awake: Why children with autism struggle with sleep
Half of children who have autism have trouble falling or staying asleep, which may make their symptoms worse. Scientists are just beginning to explore what goes wrong in the midnight hour.
Wide awake: Why children with autism struggle with sleep
By
Ingfei Chen
7 October 2015 | 15 min read
Explore more from The Transmitter
Maternity induces lasting gene-expression changes in mouse brains
The findings add to a small but growing body of research on neurological changes linked to pregnancy, birth and parenting.
Maternity induces lasting gene-expression changes in mouse brains
The findings add to a small but growing body of research on neurological changes linked to pregnancy, birth and parenting.
By
Amber Dance
12 June 2026 | 5 min read
IQ’s link to brain structure, function in children may be a mirage
A child’s socioeconomic status, screen time and amount of sleep all show stronger associations with measures of brain structure and function, according to an imaging study of nearly 12,000 9- to 10-year-olds.
IQ’s link to brain structure, function in children may be a mirage
A child’s socioeconomic status, screen time and amount of sleep all show stronger associations with measures of brain structure and function, according to an imaging study of nearly 12,000 9- to 10-year-olds.
By
Natalia Mesa
11 June 2026 | 5 min read
When autistic kids grow up, Chapter 2: “You need to go to college”
With just a high school equivalency degree and struggling as a single mother, Tempest McDonald is forced to shift her priorities.
When autistic kids grow up, Chapter 2: “You need to go to college”
With just a high school equivalency degree and struggling as a single mother, Tempest McDonald is forced to shift her priorities.
By
Brady Huggett
11 June 2026 | 28 min listen