Yes, I know it can be a challenge to understand some public health concepts without some training in public health. And, yes, I understand that research can be especially coy, really playing hard to get.
Some experts can make research more accessible (though I think we can do a much better job for different audiences). Check out this video with real life examples showcasing how genetic epidemiology can help us better understand and support people with autism.
The Genetic Epidemiology of Autism
[youtube=http://www.youtube.com/watch?v=W4fzHnYMZ-E]
