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Coloroso is an educator and the author of several books, including The Bully, the Bullied and the Bystander—From Preschool to High School, How Parents and Teachers Can Help Break the Cycle of Violence.

Margaret joined Teaching Tolerance as an intern and later became the Teaching Tolerance fellow. Sasser's work was integral to the development and maintenance of Perspectives for a Diverse America in her role as a research associate.

Since 2011, Jill Davidson has worked as the Director of Publications and Communications at Educators for Social Responsibility, which collaborates with middle and high schools to provide professional development and resources grounded in the values of equity, community, and democracy. Before ESR, she worked for over a decade in a variety of roles at the Coalition of Essential Schools. Jill lives in Providence, RI. As the mother of three sons in public schools, she advocates for family-school involvement to support school success for all young people.

Anna is the assistant director and chief of staff at St. Norbert College’s Cassandra Voss Center (CVC), which focuses on transformation through initiatives related to race, class, gender and identity. Czarnik-Neimeyer grew up living and working at camps for 22 years before becoming the national events coordinator at Holden Village, an ecumenical learning and retreat center in the Cascade Mountains. In addition to her CVC work, Anna writes, facilitates and thinks about white anti-racism and allyship, millennial Christianity, feminist pedagogy, intersectional identity and vocation in intentional

An Atlanta native, Andrew Aydin currently serves in Representative John Lewis’ Washington D.C. office handling telecommunications and technology policy, as well as new media. Previously, he served as communications director and press secretary during Lewis’ 2008 and 2010 re-election campaigns, as district aide to Representative John Larson, and as special assistant to Connecticut Lt. Governor Kevin Sullivan. Aydin is a graduate of The Lovett School in Atlanta, Trinity College in Hartford and Georgetown University in Washington, D.C. He is the co-author of John Lewis’ graphic novel, March.

Before joining Robert F. Kennedy Human Rights, Heffernan was the director of the Genocide Prevention Initiative at the United States Holocaust Memorial Museum. As a senior investigator with Physicians for Human Rights (PHR), he led three investigations to the Darfur region of Sudan and was the lead author of PHR’s report, Assault on Survival. Previously, he served as the Chief of Party for the National Democratic Institute for International Affairs in Guyana. In 1995, Heffernan helped establish and run, as executive director, the Coalition for International Justice, a Washington, D.C.-based