When Zach Larkin was 13, he sat down with his great-grandfather to interview and record his stories about his experiences as a Hungarian Jew during the Holocaust. Larkin didn’t know that this would begin his journey researching this time period and interacting with survivor testimony.“[My great-grandfather] was a Holocaust survivor who didn’t like to talk about his experience with anyone, not even USC Shoah Foundation,” Larkin said. “But when I was 13, for some reason he talked to me and let me interview him and told me about his experience in Budapest in 1944.”

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Jean Greenstein describes the three months he spent with two other men and a woman hiding in an underground bunker. At one point the German troops came into the town and made their headquarters directly above the bunker where Jean and the others were hiding.

Tracy Sockalosky teaches 7th Grade Social Studies at Wilson Middle School in Natick, Mass. In January 2015, Sockalosky was one of the 25 educators who participated in the Auschwitz: The Past is Present professional development program in Poland.