LSD: Still With Us After All These Years: Based on the National Institute of Drug Abuse Studies on the Resurgence of Contemporary LSD Use

LEIGH A. HENDERSON is an epidemiologist specializing in the analysis and interpretation of health statistics in drug abuse, chronic disease, and U.S. census data. WILLIAM J. GLASS, who has over twenty years' experience in the drug abuse treatment field, has provided direct care, managed treatment programs, and conducted numerous studies of drug trAnds.