This study, requested by Smithsonian Secretary Lawrence Small, was conducted between April 2004 and May 2005, over all four seasons, and used the following methods: 1) open-ended interviews with 55 visit groups; 2) formal observations of a sample of 100 visitors, for which the observer estimated the age and gender of visitors and noted their paths, all stops over 3 seconds in length, what displays they looked at, and which hands-on devices they used; 3) a peer review panel comprised of seven ex- hibition specialists (curators, designers,writers, educators, and exhibition developers) who work