David Ledbetter is chief clinical officer of Dascena, a personalized medicine company.
David Ledbetter
Chief clinical officer
Dascena
From this contributor
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.
There are no autism-specific genes, just brain genes
By
David Ledbetter, Scott Myers
23 March 2021 | 5 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.
Developmental disorders should be viewed as continuum
By
David Ledbetter
6 May 2013 | 3 min read
Explore more from The Transmitter
Neuroscience has a species problem
If our field is serious about building general principles of brain function, cross-species dialogue must become a core organizing principle rather than an afterthought.
Neuroscience has a species problem
If our field is serious about building general principles of brain function, cross-species dialogue must become a core organizing principle rather than an afterthought.
By
Nanthia Suthana
16 February 2026 | 7 min read
This paper changed my life: Ishmail Abdus-Saboor on balancing the study of pain and pleasure
A 2013 Nature paper from David Anderson’s lab revealed a group of sensory neurons involved in pleasurable touch and led Abdus-Saboor down a new research path.
This paper changed my life: Ishmail Abdus-Saboor on balancing the study of pain and pleasure
A 2013 Nature paper from David Anderson’s lab revealed a group of sensory neurons involved in pleasurable touch and led Abdus-Saboor down a new research path.
By
Ishmail Abdus-Saboor
13 February 2026 | 7 min read
Sex bias in autism drops as age at diagnosis rises
The disparity begins to level out after age 10, raising questions about why so many autistic girls go undiagnosed earlier in childhood.
Sex bias in autism drops as age at diagnosis rises
The disparity begins to level out after age 10, raising questions about why so many autistic girls go undiagnosed earlier in childhood.
By
Helena Kudiabor
13 February 2026 | 4 min read