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R Andrew Yockey

2 papers in the library · publishing 2025-2026

Papers

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Prevalence and Correlates of Past-Year Psilocybin Use in the U.S., 2024, USA

AJPM Focus May 1, 2026 R Andrew Yockey, Amber Amis, Elise Devier et al.

AbstractIntroduction Psilocybin, a naturally occurring psychedelic compound found in certain mushroom species, has gained substantial clinical, scientific, and cultural attention in recent years. Despite this growing interest and evolving policy landscape, nationally representative estimates of recent psilocybin use in the United States remain limited. Understanding the current prevalence and...

Portrayal of Delta-8 Tetrahydrocannabinol (THC) on YouTube.

Substance Use & Misuse 2025 Sofia E Olsson, Vishaldeep K Sekhon, Cassidy R Loparco et al.

Following the United States (U.S.) Federal Agriculture Improvement Act of 2018, many retailers began selling intoxicating cannabis products, including Delta-8 tetrahydrocannabinol (THC) as "hemp," claiming that it provided a legal loophole to do so. This qualitative study assessed Delta-8 THC messaging on YouTube, the world's second-most visited website. In 2022, two researchers searched the...