This issue of Clinics in Geriatric Medicine, devoted to Medical Implications of Elder Abuse and Neglect, is edited by Drs. Lisa Gibbs and Laura Mosqueda. Articles in this issue include: Aging: Physiology, Disease, and Abuse; Understanding the Medical Markers of Elder Abuse and Neglect: Physical Examination Findings; Medical and Laboratory Indicators of Elder Abuse and Neglect; Common Presentations of Elder Abuse in Health Care Settings; Prevention and Early Identification of Elder Abuse; Elder Physical Abuse; Elder Neglect; Case Series of Sexual Assault in Older Persons; Medical Implications of Elder Abuse: Self-Neglect; Evaluating Abuse in the Patient with Dementia; Mental Health/Psychiatric Issues in Elder Abuse and Neglect; The Role of Capacity Assessments in Elder Abuse Investigations and Guardianships; Care of the Victim; and Health Professionals' Roles and Relationships with Other Agencies.