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  • Recherche
    • Recherche simple
    • Périodiques
    • Publications OFDT
    • Textes législatifs
    • Nos dernières publications
  • Sélections
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Auteur M. J. BARRATT

Documents disponibles écrits par cet auteur (45)

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Attitudes of cannabis growers to regulation of cannabis cultivation under a non-prohibition cannabis model

Attitudes of cannabis growers to regulation of cannabis cultivation under a non-prohibition cannabis model

S. LENTON ; V. A. FRANK ; M. J. BARRATT ; H. V. DAHL ; G. R. POTTER | 2015
Dans International Journal of Drug Policy (Vol.26, n°3, March 2015) Article : Périodique
Background: How cannabis cultivation is dealt with under various examples of cannabis legalization or regulation is an important consideration in design of such schemes. This study aimed to (i) investigate support among current or recent cannabi[...]
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'Choice' of social media platform or encrypted messaging app to buy and sell illegal drugs

'Choice' of social media platform or encrypted messaging app to buy and sell illegal drugs

R. VAN DER SANDEN ; C. WILKINS ; M. RYCHERT ; M. J. BARRATT | 2022
Dans International Journal of Drug Policy (Vol.108, October 2022) Article : Périodique
Social media is increasingly being utilized to facilitate the buying and selling of illegal drugs, particularly by young people. However, the range of social media and messaging platforms means people must make 'choices' around which platforms t[...]
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Comparison of strength and adulteration between illicit drugs obtained from cryptomarkets versus off-line

Comparison of strength and adulteration between illicit drugs obtained from cryptomarkets versus off-line

L. CONEY ; A. PEACOCK ; D. VAN DER GOUWE ; L. SMIT-RIGTER ; N. HUTTEN ; M. VENTURA ; A. QUESADA ; M. J. BARRATT | 2025
Dans Addiction (Vol.120, n°1, January 2025) Article : Périodique
BACKGROUND AND AIMS: Drugs sold on cryptomarkets are thought to have lower levels of adulteration and higher strength compared with those sourced off-line. The present study aimed to determine whether cryptomarket and off-line-sourced 3,4-methyl[...]
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Correlates of new psychoactive substance use among a self-selected sample of nightclub attendees in the United States

Correlates of new psychoactive substance use among a self-selected sample of nightclub attendees in the United States

J. J. PALAMAR ; M. J. BARRATT ; J. A. FERRIS ; A. R. WINSTOCK | 2016
Dans American Journal on Addictions (Vol.25, n°5, August 2016) Article : Périodique
Background and Objectives: Although new psychoactive substances (NPS) continue to emerge at a rapid rate, US national surveys only measure the use of non-specific categories of NPS and are not designed to access high-risk populations. In this pa[...]
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Distinguishing personal use of drugs from drug supply: Approaches and challenges

Distinguishing personal use of drugs from drug supply: Approaches and challenges

K. O'REILLY ; M. KOWALSKI ; M. J. BARRATT ; A. RITTER | 2022
Dans International Journal of Drug Policy (Vol.103, May 2022) Article : Périodique
The ability to fairly and justly distinguish between drug possession for personal use and drug possession for supply is a central feature of drug laws across the globe. Whether such distinctions pertain to decriminalisation of simple possession,[...]
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International Journal of Drug Policy, Vol.35 - September 2016 - Drug cryptomarkets

International Journal of Drug Policy, Vol.35 - September 2016 - Drug cryptomarkets

M. J. BARRATT, Éditeur scientifique ; J. ALDRIDGE, Éditeur scientifique | 2016
Bulletin : Périodique
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Drug use patterns, harm reduction strategies and use of drug checking services in Boom Festival patrons

Drug use patterns, harm reduction strategies and use of drug checking services in Boom Festival patrons

H. VALENTE ; D. MARTINS ; M. PINTO ; J. L. FERNANDES ; M. J. BARRATT | 2022
Dans Drugs, Habits and Social Policy (Vol.23, n°3, 2022) Article : Périodique
Purpose: Recent studies have shown that people who attend electronic dance music events and use drug checking services (DCS) are a predominantly white male, highly educated middle-class population. However, there is still a lack of data beyond s[...]
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#Drugsforsale: An exploration of the use of social media and encrypted messaging apps to supply and access drugs

#Drugsforsale: An exploration of the use of social media and encrypted messaging apps to supply and access drugs

L. MOYLE ; A. CHILDS ; R. COOMBER ; M. J. BARRATT | 2019
Dans International Journal of Drug Policy (Vol.63, January 2019) Article : Périodique
Background: The use of new technology is frequently harnessed by drug suppliers to both increase profits and reduce risk. While a growing body of research has investigated drug sales through online pharmacies and cryptomarkets, despite growing m[...]
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"Etazene, safer than heroin and fentanyl": Non-fentanyl novel synthetic opioid listings on one darknet market

"Etazene, safer than heroin and fentanyl": Non-fentanyl novel synthetic opioid listings on one darknet market

F. R. LAMY ; R. DANIULAITYTE ; M. J. BARRATT ; U. LOKALA ; A. SHETH ; R. G. CARLSON | 2021
Dans Drug and Alcohol Dependence (Vol.225, August 2021) Article : Périodique
Background: Novel synthetic opioids are fueling the overdose deaths epidemic in North America.Recently, non-fentanyl novel synthetic opioids have emerged in forensic toxicological results. Cryptomarkets have become important platforms of distrib[...]
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Evaluation of a drug checking service at a large scale electronic music festival in Portugal

Evaluation of a drug checking service at a large scale electronic music festival in Portugal

H. VALENTE ; D. MARTINS ; H. CARVALHO ; C. V. PIRES ; M. C. CARVALHO ; M. PINTO ; M. J. BARRATT | 2019
Dans International Journal of Drug Policy (Vol.73, November 2019) Article : Périodique
Background: Drug checking services are being implemented in recreational settings across the world, however these projects are frequently accused of a lack of evidence concerning their impact on people who use drugs. This paper describes the imp[...]
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Nouveauté
Everything you always wanted to know about drug cryptomarkets* (*but were afraid to ask) [Editorial]

Everything you always wanted to know about drug cryptomarkets* (*but were afraid to ask) [Editorial]

M. J. BARRATT ; J. ALDRIDGE | 2016
Dans International Journal of Drug Policy (Vol.35, September 2016) Article : Périodique
For some drug policy scholars, including us, the online marketplace Silk Road and its successors are inherently fascinating. When we first discovered Silk Road in 2011, on opposite sides of the globe, we could not believe it was real: people wer[...]
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Evolving and diversifying selling practices on drug cryptomarkets: An exploration of off-platform "direct dealing"

Evolving and diversifying selling practices on drug cryptomarkets: An exploration of off-platform "direct dealing"

A. CHILDS ; R. COOMBER ; M. BULL ; M. J. BARRATT | 2020
Dans Journal of Drug Issues (Vol.50, n°2, April 2020) Article : Périodique
This is the first study to explore how cryptomarket actors are increasingly adopting encrypted messaging applications to "direct deal" beyond the provided platforms, to obviate the protocols of cryptomarkets, and to diversify the communication e[...]
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Examining the blurred boundaries between medical and recreational cannabis - results from an international study of small-scale cannabis cultivators

Examining the blurred boundaries between medical and recreational cannabis - results from an international study of small-scale cannabis cultivators

P. HAKKARAINEN ; T. DECORTE ; S. SZNITMAN ; K. KARJALAINEN ; M. J. BARRATT ; V. A. FRANK ; S. LENTON ; G. POTTER ; B. WERSE ; C. WILKINS | 2019
Dans Drugs: Education, Prevention and Policy (Vol.26, n°3, June 2019) Article : Périodique
Aim: To compare characteristics of recreational vs. medical growers in a sample of small-scale cannabis cultivators from 12 countries. Methods: Six thousand eight hundred ninety six respondents who took part in an online survey were divided int[...]
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Global Drug Survey (GDS) 2021. Key findings report

Global Drug Survey (GDS) 2021. Key findings report

A. R. WINSTOCK ; L. J. MAIER ; A. ZHUPARRIS ; E. DAVIES ; C. PULJEVIC ; K. P. C. KUYPERS ; J. A. FERRIS ; M. J. BARRATT | 2021
Rapport
Data collection period: GDS2021 ran between December 2020 and March 2021. Sample characteristics Global Drug Survey 2021 (GDS2021): Data from over 32,000 people from over 20 countries were used in the preparation of this report. 62% were cisg[...]
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Global patterns of domestic cannabis cultivation: Sample characteristics and patterns of growing across eleven countries

Global patterns of domestic cannabis cultivation: Sample characteristics and patterns of growing across eleven countries

G. R. POTTER ; M. J. BARRATT ; A. MALM ; M. BOUCHARD ; T. BLOK ; A. S. CHRISTENSEN ; T. DECORTE ; V. A. FRANK ; P. HAKKARAINEN ; A. KLEIN ; S. LENTON ; J. PERALA ; B. WERSE ; M. WOUTERS | 2015
Dans International Journal of Drug Policy (Vol.26, n°3, March 2015) Article : Périodique
Background: This article aims to provide an overview of: demographic characteristics; experiences with growing cannabis; methods and scale of growing operations; reasons for growing; personal use of cannabis and other drugs; participation in can[...]
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