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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Brain’s blue spot possesses unexpected structure-function ties
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Brain’s blue spot possesses unexpected structure-function ties
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In memoriam: Howard Fields, pain research pioneer
Over six decades, Fields mapped out the circuits of both pain and addiction.
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Over six decades, Fields mapped out the circuits of both pain and addiction.
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Natalia Mesa
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Still no proof for facilitated spelling methods
A systematic review into whether the “rapid prompting method” or “spelling to communicate” can help autistic people express themselves comes up empty yet again.
Still no proof for facilitated spelling methods
A systematic review into whether the “rapid prompting method” or “spelling to communicate” can help autistic people express themselves comes up empty yet again.
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Brendan Borrell
21 May 2026 | 6 min read