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Lena K L Oestreich

5 papers in the library · 10 citations · publishing 2024-2026

Papers

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Psychedelics in Mental Health: Opportunities and Challenges.

Brain and Behavior July 1, 2026 Lena K L Oestreich, Nathalie M. Rieser

Psychedelic and substance-assisted therapies are attracting renewed scientific, clinical, and public interest as potential interventions for mental health disorders, particularly treatment-resistant depression, post-traumatic stress disorder, and substance use disorders. However, as the field moves from early efficacy trials toward clinical implementation, major questions remain regarding...

A neurocognitive account of complex PTSD: self-modelling, affective dysregulation, and implications for MDMA-assisted and targeted psychotherapies.

European Journal of Psychotraumatology March 19, 2026 Philip Gerrans, Hugh McGovern, Jakob Hohwy et al.

Background: Complex post-traumatic stress disorder (C-PTSD) is a trauma-related condition characterized by pervasive disturbances in affect regulation, self-concept, and interpersonal functioning that extend beyond the symptom profile of post-traumatic stress disorder (PTSD). While neurobiological studies have implicated limbic, salience, and prefrontal systems in C-PTSD, mechanistic accounts...

Attitudes toward psychedelics and psychedelic-assisted psychotherapy among Australian mental healthcare providers

Australian & New Zealand Journal of Psychiatry July 15, 2025 Zohaib Nadeem, Stephen Parker, Hugh McGovern et al. 7 citations

Background: Recent regulatory changes in Australia have approved 3,4-methylenedioxymethamphetamine for treating post-traumatic stress disorder and psilocybin for treatment-resistant depression. However, limited data exists on Australian mental healthcare providers’ attitudes, knowledge and readiness to implement with psychedelic-assisted psychotherapy. Methods: A cross-sectional survey was...

Resetting the Hippocampal Buffer: A Neurocognitive Account of Psychedelic Therapy for Anxiety-Related Psychopathology

May 26, 2024 Hugh McGovern, Nick Wellman, Brendan Hutchinson et al. 2 citations preprint

Psychedelics (hallucinogenic 5-HT2A agonists such as psilocybin) are gaining recognition for their potential to treat a range of conditions, including anxiety-related psychopathology. Despite early promising results, the mechanisms by which psychedelic therapy alleviates anxiety are not well understood. Here, we review neural and cognitive mechanisms underlying anxiety-related psychopathology...

MDMA-Assisted Therapy for Complex-Post-Traumatic Stress Disorder: Toward a neurocognitive account

Philip Gerrans, Hugh Mgovern, Jakob Hohwy et al. 1 citation preprint

Complex post-traumatic stress disorder (C-PTSD) is a newly recognized diagnosis that is distinguished from post-traumatic stress disorder (PTSD) through additional symptom clusters beyond re-experiencing, avoidance, and a persistent sense of threat. In addition to these core PTSD symptoms, C-PTSD is characterized by disturbances in self-organization, including affective dysregulation, negative...