He teaches a variety of classes from global history to the history of genocide. He specializes in the 1937 Haitian Massacre and has a manuscript under review on the role of the Dominican state in creating a racial border against Haiti. He is a member of the International Association of Genocide Scholars and is a member of the John Jay Human Rights minor. He is the co-organizer of the www.borderoflights.org, which was founded to commemorate the 75th anniversary of the 1937 Haitian Massacre by remembering the 20,000 men, women, and children that were murdered by the Dominican dictator Rafael Trujillo.