Department of Psychiatry and Behavioral Sciences Archive — Page 1 of 12

A. Compared to healthy individuals, psychosis subtype 1 demonstrated significantly larger surface area across the cortex and larger basal ganglia volumes. B. Compared to healthy individuals, psychosis subtype 2 demonstrated widespread lower surface area and cortical thickness, and smaller subcortical volumes. (Hill, L.D., et al. Subtyping psychotic disorders using a data-driven approach reveals divergent cortical and cellular signatures. Mol Psychiatry (2026). https://doi.org/10.1038/s41380-026-03774-2. Creative Commons Attribution 4.0 International License: http://creativecommons.org/licenses/by/4.0/. Rights and Permissions: https://tinyurl.com/2e9nxeah.)
August 27, 2026

Brain scan method may improve diagnosis, treatment of psychosis

The study suggests that heterogeneity, or the wide range of symptoms, treatment responses and long-term outcomes observed in patients with various forms of psychosis, may reflect separate illness mechanisms and developmental pathways.

July 7, 2026

Duke Health’s Jonathan Posner named System Psychiatrist-in-Chief and Chair of the Department of Psychiatry and Behavioral Sciences

“I have been struck by the quality of the faculty, the strength of the institution, and the genuine warmth of the Vanderbilt community. I am thrilled to be joining Vanderbilt Health and look forward to the work ahead.”

(iStock)
July 3, 2026

Vanderbilt Center for Cognitive Medicine seeks participants for trial evaluating Alzheimer’s disease-related psychosis treatment

The ADEPT-4 study evaluates KarXT, an oral medication that may reduce hallucinations and delusions.

May 12, 2026

Cannabis and tobacco co-use increases psychosis chances in high-risk cohorts: Study

The results highlight concern about co-use, a growing trend that has been understudied until now. Researchers defined co-use in the study as “using substances at the same time, on the same occasion, or within a defined time frame where their effects may overlap.”  

March 18, 2026

Vanderbilt Center for Cognitive Medicine enrolls first Down syndrome participant for Alzheimer’s disease study

Evan Dewey and his family travel from Atlanta to participate in the ABATE study, a clinical trial evaluating a treatment that could reduce the likelihood of Alzheimer’s disease development in individuals with Down syndrome

Jeffrey Stovall, MD
January 2, 2026

Jeffrey Stovall appointed to Metropolitan Board of Health of Nashville and Davidson County

A Vanderbilt Health faculty member since 2008, Stovall spent his career working extensively in community psychiatry and primary care settings.