This report describes situational, officer, and citizen characteristics of the 45 officer-involved shootings in Anchorage for the period 1 Jan 1993 through 11 May 2013 as recorded in Anchorage Police Department (APD) criminal investigation files. An “officer-involved shooting” is defined as an incident in which a sworn APD employee purposefully discharged a firearm with the intent of stopping a human being while acting under color of law, including firing at vehicles when the intent is to stop the vehicle. A total of 45 officer-involved shootings occurred during the 20-year study period. APD policy with regard to use of force and investigation of officer-involved shootings is also described.Anchorage Police Department.Executive Summary / Introduction / Investigation of officer-involved shootings and current policy / Policy / Data source and limitations / Temporal and spatial characteristics / Situational characteristics / Types of weapons used by police / Number of shots fired by police / Officer characteristics / Citizen characteristics / Summary / Appendix A: Variables Collecte