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Petter Grahl Johnstad

9 papers in the library · 297 citations · publishing 2015-2023

Papers

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How to Disappear Completely

International Journal for the Study of New Religions August 14, 2023 Petter Grahl Johnstad

This article presents an interview study of self-dissolution experiences induced by entheogenic or psychedelic drugs, with the aim of broadening our understanding of the nature and characteristics of such experiences. Respondents (N=37) were recruited at various online fora for individual interviews via private messaging. They reported a wide variety of experiences that involved some form of...

Comparative harms assessments for cannabis, alcohol, and tobacco: Risk for psychosis, cognitive impairment, and traffic accident

Drug Science, Policy and Law 2022 Petter Grahl Johnstad

Researchers have associated cannabis use with risk for psychosis, cognitive impairment, and traffic accident. However, this review shows that the association between moderate cannabis use and psychosis is no stronger, and often considerably weaker, than the corresponding association for moderate tobacco use. The same holds for associations with cognitive impairment. For the risk of traffic...

Day trip to hell: A mixed methods study of challenging psychedelic experiences

Journal of Psychedelic Studies May 27, 2021 Petter Grahl Johnstad 53 citations

Abstract Background and aims This article presents a mixed methods study of challenging psychedelic experiences or “bad trips”, with the aim of exploring the nature and characteristics of such experiences. While challenging psychedelic experiences have been studied in previous research, the article posits that the focus of this research has been overly narrow in terms of the characteristics and...

DOI: 10.1556/2054.2021.00155 (opens in new tab) Full text (opens in new tab) Thematic analysis Computer-assisted web interviewing Narrative Confusion +3

Who is the typical psychedelics user? Methodological challenges for research in psychedelics use and its consequences

Nordic Studies on Alcohol and Drugs February 1, 2021 Petter Grahl Johnstad 44 citations

Aims: This article argues that despite a resurgence in research on psychedelics over the last two decades, we still have little insight into the psychedelics user population. Furthermore, there is currently little agreement between researchers as to the long-term mental health consequences of psychedelics use. Design: In a methodological review of a range of studies in psychedelics use, it is...

Entheogenic Experience and Spirituality

Method & Theory in the Study of Religion December 17, 2020 Petter Grahl Johnstad 11 citations

Abstract Spiritual experiences with entheogens have usually been studied as a form of mystical experiences. However, entheogen users have also reported less intense experiences that they refer to as spiritual experiences. Using data from the Cannabis and Psychedelics User Survey, this study analyzed the characteristics of such experiences in 319 participants. It found evidence of two types of...

Cannabis as entheogen: survey and interview data on the spiritual use of cannabis.

Journal of Cannabis Research September 22, 2020 Petter Grahl Johnstad 29 citations

BACKGROUND: While cannabis has a long history of spiritual use, its normalization in Western societies during the last decades has led to more recreational use. This study aimed to explore the characteristics of spiritual cannabis use as compared to recreational use and to the use of psychedelics such as LSD and psilocybin. METHODS: The study employed a mixed methods research design that...

DOI: 10.1186/s42238-020-00032-2 (opens in new tab) Full text (opens in new tab) Mystical experience Cannabis spirituality Marijuana spiritual use Entheogenic cannabis +22

Psychedelic Telepathy: An Interview Study

Journal of Scientific Exploration September 15, 2020 Petter Grahl Johnstad 4 citations

This article presents an interview study of telepathic experiences induced by psychedelic drugs, with the aim of broadening our understanding of the nature and characteristics of such experiences. Of 40 psychedelics users interviewed about their experiences, 16 reported some form of psychedelic telepathy. Respondents were recruited at various online fora for individual interviews via private...

DOI: 10.31275/20201747 (opens in new tab) Telepathy Feeling Psychic Parapsychology

Powerful substances in tiny amounts

Nordic Studies on Alcohol and Drugs February 1, 2018 Petter Grahl Johnstad 156 citations

AIMS: This article presents a qualitative interview study of people who microdose with psychedelic drugs, which means that the user takes about one tenth of an ordinary recreational dose. DESIGN: = 21) were recruited at several Internet fora for individual interviews via private messaging. Every participant was male, and the median respondent was in his 30s with a stable job and relationship...

DOI: 10.1177/1455072517753339 (opens in new tab) Anxiety Respondent Mood Clinical psychology +2

User perceptions of mental health consequences of hallucinogen use in self-identified spiritual contexts

Nordic Studies on Alcohol and Drugs December 1, 2015 Petter Grahl Johnstad

Aims: The article aims to gain insight into the private worlds of users of hallucinogenic drugs in spiritual contexts, with a focus on the self-perceived mental health implications of their practices. This will help us understand the rationale behind and consequences of hallucinogenic drug use. Method: Respondents were recruited at several internet fora for individual email-mediated interviews...