This organization has been instrumental in my initiation to biomed. They provide a blue print of how to navigate autism from every angle. Hopefully there is a TACA Chapter near you.
This organization is well known for their annual medical conference. They have posted their 2014 conference videos online.
Autism Speaks provides helpful information, and has been instrumental in getting legislation implemented for autism medical coverage. That being said, many autism families refuse to support this organization. Out of 65 million dollars, only 2 million was spent on autistic individuals and their families. The rest went to high dollar salaries, fundraising and office expenses.
The River to Recovery 