Acknowledgements

We wish to acknowledge the dedication and hard work of Calvina L. Fay, former Executive Director of Houston’s Drug-Free Business Initiative in compiling this manual. We also wish to acknowledge the numerous organizations and individuals upon whose material the contents of this manual were drawn:

Center for Substance Abuse Prevention
National Institute on Drug Abuse
U.S. Department of Labor
U.S. Department of Health and Human Services
Drugs Don’t Work Partnership
The Gallup Organization
U.S. Postal Service
Houston’s Drug-Free Business Initiative
Dr. Thomas Backer
Institute For A Drug-Free Workplace