1. Extent And Impact Of Alcohol And Drug Use Problems In The Workplace: A Review Of The Empirical Evidence.- 2. Predictors Of Drug Use And Implications For The Workplace.- 3. A Critical Review of the Estimates of the Costs of Alcohol and Drug Use.- 4. The Effects Of Psychoactive Substances On Workplace Performance.- 5. Drug Testing Methods And Interpretations Of Test Results.- 6. The Impact and Effectiveness of Drug Testing Programs in the Workplace.- 7. Evaluation Approaches For Cost-Effectiveness And Effectiveness Of Drug Testing Programs.- 8. Some Legal Aspects Of Drug Testing In The Canadian Workplace: Human Rights, Collective Bargaining And Labor Arbitration, And The Canadian Charter Of Rights And Freedoms.- 9. Constitutional And Statutory Treatment Of Drug Testing In The United States.- 10. Arbitration Of Drug Testing Disputes.- 11. Behavioral Tests To Assess Performance.- 12. Alternatives To Drug Testing: Employee Assistance And Health Promotion Programs.- 13. The Interrelations Of Drug Testing With Other Human Resource Management Practices And Organizational Characteristics.- 14. Union Perspectives On Workplace Drug Testing.- 15. Drug Testing, The War On Drugs, Workers, And The Workplace: Perspectives From Sociology.