# Pål-Ørjan Johansen

**Type:** Researchers  
**Canonical URL:** https://scholariq.org/researchers/pal-rjan-johansen/

## Facts

| Field | Value |
| --- | --- |
| Citations | 838 |
| Field | Neurotransmitter Receptor Influence on Behavior |
| h-index | 6 |
| i10-index | 5 |
| OpenAlex ID | https://openalex.org/A5078179953 |
| Works | 8 |

## Researcher papers

- [Psychedelics and Mental Health: A Population Study](https://scholariq.org/papers/psychedelics-and-mental-health-a-population-study/)
- [Psychedelics not linked to mental health problems or suicidal behavior: A population study](https://scholariq.org/papers/psychedelics-not-linked-to-mental-health-problems-or-suicidal-behavior-a/)
- [Over 30 million psychedelic users in the United States](https://scholariq.org/papers/over-30-million-psychedelic-users-in-the-united-states/)
- [Change in Defense Mechanisms During Short-Term Dynamic and Cognitive Therapy in Patients With Cluster C Personality Disorders](https://scholariq.org/papers/change-in-defense-mechanisms-during-short-term-dynamic-and-cognitive-therapy-in/)
- [Development of Adaptive Coping From Mid to Late Life](https://scholariq.org/papers/development-of-adaptive-coping-from-mid-to-late-life/)
- [No Evidence of Decrease in Cognitive Function in Users of Low-Dose Ecstasy](https://scholariq.org/papers/no-evidence-of-decrease-in-cognitive-function-in-users-of-low-dose-ecstasy/)
- [Methodological Weaknesses in Non-Randomized Studies of Ecstasy (MDMA) Use: A Cautionary Note to Readers and Reviewers](https://scholariq.org/papers/methodological-weaknesses-in-non-randomized-studies-of-ecstasy-mdma-use-a/)
- [Reply letter: Mental health of people who have used classical psychedelics and no other illicit drugs.](https://scholariq.org/papers/reply-letter-mental-health-of-people-who-have-used-classical-psychedelics-and-no/)

## Researcher topics

- [Neurotransmitter Receptor Influence on Behavior](https://scholariq.org/topics/neurotransmitter-receptor-influence-on-behavior/)
- [Forensic Toxicology and Drug Analysis](https://scholariq.org/topics/forensic-toxicology-and-drug-analysis/)
- [Psychedelics and Drug Studies](https://scholariq.org/topics/psychedelics-and-drug-studies/)
- [Personality Disorders and Psychopathology](https://scholariq.org/topics/personality-disorders-and-psychopathology/)
- [Chemical synthesis and alkaloids](https://scholariq.org/topics/chemical-synthesis-and-alkaloids/)

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Source: ScholarIQ — public research metadata, principally OpenAlex. See https://scholariq.org/sources/ for provenance and https://scholariq.org/methodology/ for what these figures mean.