More than 10 years after the first edition was published-and spurred in part by the coronavirus disease 2019 (COVID-19) pandemic, which turned nearly all mental health professionals into de facto disaster mental health professionals-this second edition of Disaster Psychiatry remains a clinically oriented, evidence-based, and practical guide to mental health evaluation and interventions against the backdrop of adversity. Over the course of 21 extensively referenced chapters, a cadre of experienced mental health professionals takes a biopsychosocial approach to explaining what a disaster is, how it relates to mental health, and how psychiatrists and other mental health professionals can effectively intervene to reduce suffering. Among the topics they discuss are - The practice of psychiatry in the context of climate change - The role of technology, including social media, mobile apps, and artificial intelligence, in the disaster cycle- Self-care for disaster responders and health care wo