The Magnitude of the Problem of Psychiatric Illness -- The Medical Screening Process for Psychiatric Patients Presenting Acutely to the Emergency Departments -- The Modern Emergency Psychiatry Interview -- General Management of the Poisoned Patient -- Drug Intoxication in the Emergency Department -- Co-occurring Substance Use Disorder in the Emergency Department -- Depression in the Emergency Department -- Discharge of the Emergency Patient with Risk Factors for Suicide: Psychiatric and Legal Perspectives -- Somatic Symptom and Related Disorders in the Emergency Department -- The Patient with Anxiety Disorders in the Emergency Department -- Post-Traumatic Stress Disorder in the Emergency Department -- Psychosis in the Emergency Department -- Personality Disorders in the Emergency Department -- Malingering and Factitious Disorder in the Emergency Department -- The Patient with Delirium and Dementia -- Excited Delirium Syndrome: Diagnosis and Treatment -- Medical Illness in Psychiatric Disease -- Medical Mimics of Psychiatric Illnesses -- Acute Care of Eating Disorders -- When to Admit the Psychiatric Patient -- Verbal De-escalation in the Emergency Department -- Peer Mentors in the Emergency Department -- Agitation in the Emergency Department -- Restraint and Seclusion in the Emergency Department -- Boarding of Psychiatric Patients in the ED -- Rapidly Acting Treatment in the ED for Psychiatric Patients -- Pre-hospital Behavorial Emergencies -- Mental Health Issues in Adolescents -- Mental Health Issues after Sexual Assault -- Mental Health Issues in Veterans -- Mental Health Issues in Children -- Mental Health Issues in Geriatrics -- Disaster and Terrorism in Emergency Psychiatry -- Mental Health Issues in the Homeless -- Behavioral and Neurocognitive Sequelae of Concussion in the Emergency Department -- Mental Health in Pregnancy -- Cultural Concerns and Issues in Emergency Psychiatry -- Emergency Psychiatry in Rural Versus Urban Settings -- Coordination of Care with Psychiatry -- Integration with Community Resources -- The Role of Telepsychiatry -- Triage of Psychiatric Patients in the Emergency Department -- Informed Decision-Making in the Emergency Department -- Risk Management in the Emergency Department: Liabilities, Duties, and EMTALA -- Delivery Models of Emergency Psychiatric Care -- The Gun Talk: How to Have Effective Conversations with Patients and Families about Firearm Injury Prevention -- Disposition Decisions for Psychiatric Patients Presenting to the Emergency Setting.