It's great you're looking into the 2025 autism research! There were some really interesting advancements, but also some persistent challenges identified.

On the progress side, researchers are starting to identify biologically distinct subtypes of autism, which could lead to more personalized treatments. A Princeton study in Nature Genetics analyzed over 5,000 children and defined four subtypes linked to unique genetic profiles. Also, telehealth interventions like Communication Support Teams (CST) are showing promise in boosting communication skills in children and confidence in caregivers.

However, research also highlighted underrepresentation of individuals with higher support needs and a general neglect of autistic adults' needs, especially in employment and housing. There's a call for more focus on practical supports and lifespan planning.

For more details, Autism Speaks has a good 2025 research roundup.