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John J. B. Allen

3 papers in the library · 3 citations · publishing 2025-2026

Papers

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A randomized clinical trial of repeated doses of psilocybin for the treatment of obsessive–compulsive disorder

Journal of Psychopharmacology March 13, 2026 Francisco Moreno, Katja Ehrmann Allen, Christopher B. Wiegand et al. 3 citations

BACKGROUND: Current treatments for obsessive-compulsive disorder (OCD), including serotonin reuptake inhibitors and cognitive-behavioral therapy, are often insufficient. Psilocybin, a 5HT2a agonist psychedelic, has shown promise for treating OCD, but rigorous evidence is still needed. AIMS: This randomized clinical trial evaluated safety, tolerability, and benefit of multiple psilocybin doses...

Facilitating Mindfulness Training with Ultrasonic Neuromodulation

bioRxiv March 13, 2026 Brian Lord, Erica N. Lord, Jessica N. Schachtner et al. preprint

Systematic focus training is increasingly recognized for its therapeutic benefits, with equanimity, the ability to maintain an open and accepting attitude towards all experience, identified as a critical mechanism for improving well-being. Physiologically, experienced meditators demonstrate reduced activity in the posterior cingulate cortex (PCC), a hub of the default mode network (DMN), and...

Enhancing Meditative Development with Transcranial Focused Ultrasound: A Mixed-Methods Phenomenological Study of Neuromodulation in Experienced Meditators During a Ten-Day Retreat

October 8, 2025 Sebastian Ehmann, Brian Lord, Erica Cook et al. preprint

Emerging research suggests some of the most profound meditation-induced psychological transformations require mastery of mental skills that enable access to advanced meditative states, stages, and endpoints. Such development, however, often demands years of sustained practice and expert guidance. Transcranial focused ultrasound (tFUS) offers a novel means of potentially supporting meditative...