An introduction to intimate partner violence and abuse -- What do we know about the victims of intimate partner violence and abuse? -- What do we know about perpetrators of intimate partner violence and abuse? -- Dynamics of IPVA -- Routine screening to increase recognition of intimate partner violence and abuse -- What to do when the victim answers yes to questions about abuse -- Laws related to domestic violence that health professionals and their patients -- How to prepare for an optimal response to intimate partner violence and abuse -- Insights into intimate partner violence from the adverse childhood experiences (ACE) study -- Before it occurs: primary prevention of intimate partner violence and abuse.