Cannabis is the most widely used illicit substance in the world, but the question of whether its long term use can result in lasting and irreparable cognitive impairment remains controversial. This timely and well-argued volume provides an extensive and comprehensive critical review of the literature relevant to cannabis and cognitive functioning, examining the evidence in the light of important recent findings in the pharmacology and neuropsychology of cannabis. Original studies conducted by the author are presented, utilizing one of the most modern and sensitive techniques available to...

Self-help organizations across the world have attracted millions of individuals seeking to address addiction problems with drugs or alcohol. This book provides an integrative, international review of research that focuses on how these organizations affect individual members and whether self-help groups and formal health care systems can work together to combat substance abuse. In addition, it offers practical strategies for individual clinicians and treatment systems on how to interact with self-help organizations.

Presenting the latest conclusions about the psychological processes leading to impaired self-control, this book challenges the current harm-prevention policy of "responsible gambling." The authors present the most recent and evolving research into gambling, demonstrating the psychological variables that govern the erosion or maintenance of self-control over gambling behavior. These studies provide an empirical basis for a model of impaired control of gambling. Impaired control, in its broadest sense, is considered to be the defining psychological construct of all the addictive behaviors and...