David Ledbetter

Chief clinical officer
Dascena

David Ledbetter is chief clinical officer of Dascena, a personalized medicine company.

From this contributor

By David Ledbetter, Scott Myers

23 March 2021

5 min read

There are no autism-specific genes, just brain genes

There is not yet a single example of a gene that, when mutated, increases the likelihood of autism but not of other neurodevelopmental conditions, including intellectual disability.

Spectrum

There are no autism-specific genes, just brain genes

By David Ledbetter, Scott Myers

23 March 2021 | 5 min read

Spectrum

By David Ledbetter

6 May 2013

3 min read

Developmental disorders should be viewed as continuum

Intellectual disability, autism, epilepsy and schizophrenia should be considered part of a spectrum of developmental brain dysfunction, says David Ledbetter.

Spectrum

Developmental disorders should be viewed as continuum

By David Ledbetter

6 May 2013 | 3 min read

Explore more from The Transmitter

Neuro’s ark

By Lauren Schneider

4 February 2026

7 min read

Neuro’s ark: Understanding fast foraging with star-nosed moles

“MacArthur genius” Kenneth Catania outlined the physiology behind the moles’ stellar foraging skills two decades ago. Next, he wants to better characterize their food-seeking behavior.

Neuro’s ark

Neuro’s ark: Understanding fast foraging with star-nosed moles

“MacArthur genius” Kenneth Catania outlined the physiology behind the moles’ stellar foraging skills two decades ago. Next, he wants to better characterize their food-seeking behavior.

By Lauren Schneider

4 February 2026 | 7 min read

Spectrum

By Claudia López Lloreda

3 February 2026

4 min read