Tourette Syndrome and persistent tic disorders (collectively, TS) are characterized by involuntary motor and/or vocal tics that onset in childhood. Existing evidence-based treatments-including behavior therapy and pharmacotherapy-are often only partially effective, associated with burdensome side effects, and/or inaccessible. The current paper describes a randomized controlled trial designed to...
Acute adverse psychological reactions to classic hallucinogens (“bad trips” or “challenging experiences”), while usually benign with proper screening, preparation, and support in controlled settings, remain a safety concern in uncontrolled settings (such as illicit use contexts). Anecdotal and case reports suggest potential adverse acute symptoms including affective (panic, depressed mood),...
A large body of historical evidence describes the use of hallucinogenic compounds, such as psilocybin mushrooms, for religious purposes. But few scientific studies have attempted to measure or characterize hallucinogen‐occasioned spiritual experiences. The present study examined the factor structure of the Mystical Experience Questionnaire (MEQ), a self‐report measure that has been used to...