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
‘Slightly unhinged’ federal autism meeting portends unclear research priorities
The meeting last week sparked concerns about the latest Interagency Autism Coordinating Committee’s ability to perform its core function: developing a strategy to support autism research.
‘Slightly unhinged’ federal autism meeting portends unclear research priorities
The meeting last week sparked concerns about the latest Interagency Autism Coordinating Committee’s ability to perform its core function: developing a strategy to support autism research.
By
Daisy Yuhas
7 May 2026 | 4 min read
Ehud Ahissar offers a new kind of dualism for neuroscience
He explains how “perceptual dualism” can account for the way we communicate via digital symbols and perceive the world via analog brain processes.
Ehud Ahissar offers a new kind of dualism for neuroscience
He explains how “perceptual dualism” can account for the way we communicate via digital symbols and perceive the world via analog brain processes.
By
Paul Middlebrooks
6 May 2026 | 102 min listen
Microglia in hypothalamus help kick-start puberty
In a “surprise” role, the cells regulate the neurons that produce gonadotropin-releasing hormone.
Microglia in hypothalamus help kick-start puberty
In a “surprise” role, the cells regulate the neurons that produce gonadotropin-releasing hormone.
By
Helena Kudiabor
6 May 2026 | 0 min watch