This book has 3 parts. The first examines cognitive theory & empirical research, including chapters on the classification & assessment of suicide ideation & suicidal acts, the correlates of & risk factors for suicidal acts, a cognitive model of suicidal acts, & evidence-based treatments for the prevention of suicidal acts. Part two is on the clinical applications of cognitive therapy. The final part discusses the use of cognitive therapy in special populations including adolescents, older adults, & suicidal patients with substance dependence disorders. A concluding chapter discusses a public health model for suicide prevention.