Matthew Siegel

Vice president
Maine Behavioral Healthcare

Matthew Siegel is vice president of medical affairs at Maine Behavioral Healthcare in Portland.

From this contributor

Spectrum

By Matthew Siegel

17 February 2015

3 min read

Autism can mask anxiety symptoms

Anxiety is one of the most common mental health conditions, as well as one of the most treatable. But when a person has autism, anxiety symptoms can be hard to see. Matthew Siegel calls for anxiety tests and treatments that are tailored to people with autism.

Spectrum

Autism can mask anxiety symptoms

By Matthew Siegel

17 February 2015 | 3 min read

Spectrum

By Matthew Siegel

17 October 2014

3 min read

Searching for psychiatrists with expertise in autism

There is an urgent need for psychiatrists who are trained to care for individuals with autism. Matthew Siegel calls for a formal training program in autism for psychiatrists.

Spectrum

Searching for psychiatrists with expertise in autism

By Matthew Siegel

17 October 2014 | 3 min read

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11 December 2025

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Among brain changes studied in autism, spotlight shifts to subcortex

The striatum and thalamus are more likely than the cerebral cortex to express autism variants or bear transcriptional changes, two unpublished studies find.

Spectrum

Among brain changes studied in autism, spotlight shifts to subcortex

The striatum and thalamus are more likely than the cerebral cortex to express autism variants or bear transcriptional changes, two unpublished studies find.

By Holly Barker

11 December 2025 | 5 min read

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