As an IWitness regional consultant, Brandon Barr sees firsthand the impact testimony can have on both students and teachers.Barr teaches eighth grade reading and writing at Nightingale Elementary in Chicago, where he uses IWitness, USC Shoah Foundation’s educational website, to teach about the Holocaust. As an IWitness regional consultant, he is responsible for leading IWitness teacher training programs and introducing IWitness to schools in his area.