Machine derived contents note: I. Background -- 1. Introduction -- 2. Some Fundamental Considerations in the Study of Suicide -- II. The Study -- 3. Description and Limitations of the Study -- III. Alcoholics Who Kill Themselves: Case History -- 4. Men with Onset of Drinking Before 25 Years of Age -- 5. Men with Onset of Drinking Between 25 and 44 Years of Age -- 6. Men with Onset of Drinking at Age 45 Years and Over -- 7. Women -- IV. Findings and Implications -- 8. Why They Do It -- 9. Seven Risk Factors for Suicide and Alcoholism -- 10. What Can Be Done About It? -- 11. What is the Lifetime Risk of Suicide in Alcoholism -- 12. Some Final Thoughts on the Final Act