Vahakn Norair Dadrian was an Armenian-American sociologist and historian, born in Turkey, professor of sociology, historian, and an expert on the Armenian Genocide. He was one of the early scholars of the academic study of genocide and recognized as one of the key thinkers on the Holocaust and genocide. However, Dadrian's approach to history has been criticized and some of the ideas he advanced are not followed by scholars in the twenty-first century.
