1. Introduction and Conceptual Overview Gerard Byrne and Nancy Pachana; 2. Epidemiology, Risk and Protective Factors Gerard Byrne and Nancy Pachana; 3. Diagnosis of Anxiety Disorders in Older Adults Christina Bryant; 4. Sub-Threshold Anxiety in Later Life: Issues and Consequences Sébastien Grenier and Marie-Josée Richer; 5. Cross-Cultural Issues in Late-Life Anxiety Xiaoping Lin and Charissa Hosseini; 6. Clinical Assessment of Late-Life Anxiety Christine Gould, Barry Edelstein, Vanessa Ma, Brian Kok and Christine Gould; 7. Late-Life Anxiety and Co-Morbid Depression Julie Wetherell and Emily Bower; 8. Anxiety and Cognitive Functioning Sherry A. Beaudreau, Andrew J. Petkus, Nathan Hantke and Christine Gould; 9. Anxiety and Parkinson's Disease Nadeeka Dissanayaka; 10. Anxiety in Older Adults Across Care Settings Veronica Shead, Rachel Rodriguez, Samuel Dreeben, Shalagh McBride; 11. Psychosocial Treatment of Anxiety in Later Life Melinda Stanley and Katherine Ramos; 12. Pharmacological Treatment of Anxiety in Later Life Gerard Byrne; 13. Animal Models in Anxiety Research Pankaj Sah and Madhusoothanan Bhagavathi Perumal; 14. Late Life Anxiety: Whereto From Here? Nancy Pachana and Gerard Byrne.