David Ledbetter

Chief clinical officer
Dascena

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

From this contributor

Brain made of DNA strands on a background of molecule shapes
Spectrum Microphone

There are no autism-specific genes, just brain genes

By David Ledbetter, Scott Myers
23 March 2021 | 5 min read
Spectrum from The Transmitter.
Spectrum

Developmental disorders should be viewed as continuum

By David Ledbetter
6 May 2013 | 3 min read

Explore more from The Transmitter

Research image of mice microglia.
Spectrum

Single-gene systems-level effects, and more

Here is a roundup of autism-related news and research spotted around the web for the week of 6 April.

By Jill Adams
7 April 2026 | 2 min read
Book cover of The Brain, In Theory by Romain Brette.
Theoretical neuroscience

‘The Brain, In Theory,’ an excerpt

In his new book, Brette pushes back against theories that describe the brain as a “biological computer.” In this excerpt from Chapter 4, he challenges equating brain evolution with programming, and the universality of neural network models.

By Romain Brette
7 April 2026 | 5 min read
Kieth Hengen looks through a small window, aligning his face with a fancy moustache sticker and rolling his eyes comically to the side.
Computational neuroscience

Computational neuroscientist Keith Hengen explains his work through illustrations

The images help him communicate the “big-picture ideas” behind the mathematical principles of neuronal networks.

By Helena Kudiabor
7 April 2026 | 4 min read