Forums General chat Autism is it in the genes? Reply To: Autism is it in the genes? February 9, 2018 at 10:55 am #366 summo 4 Posts There is definitely a genetic component to autism and other comorbid conditions. As an aside, autism in girls/women is underdiagnosed as they can present very differently to boys and often ‘mask’ better in social situations so tend to fly under the radar.