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
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Neuroscience, BRAIN Initiative gain budget in ‘bad’ NIH funding bill
The bill goes before the House of Representatives today and outlines increases for neuroscience-related research—including a 33 percent increase to the BRAIN Initiative—but maintains a multiyear spending approach that could limit the number of grants awarded overall.
Neuroscience, BRAIN Initiative gain budget in ‘bad’ NIH funding bill
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Angie Voyles Askham
22 January 2026 | 4 min read
Prenatal viral injections prime primate brain for study
The approach makes it possible to deploy tools such as CRISPR and optogenetics across the monkey brain before birth.
Prenatal viral injections prime primate brain for study
The approach makes it possible to deploy tools such as CRISPR and optogenetics across the monkey brain before birth.
By
Angie Voyles Askham
22 January 2026 | 5 min read
A brief history of precision self-scanning
When a researcher solved a logistical problem by going rogue, the idea proved remarkably infectious.
A brief history of precision self-scanning
When a researcher solved a logistical problem by going rogue, the idea proved remarkably infectious.
By
Lauren Gravitz
21 January 2026 | 13 min read