In this 2:01 video, Randi Korn explains how museums and historic sites can define impact and how an “impact statement” integrates personal passion, the organization’s strengths, and the audience’s interests and needs.  And to measure impact you have to go beyond the usual numbers involving attendance and income and instead look at the experience that people had.  This is one in the “Questions of Practice” video series produced by the Pew Center for Arts and Heritage.