Original sentence: Genocide denial.He studies the Balkans, Balkan history, the Middle East, and Middle Eastern history.McCarthy is an American demographer, Ottoman Empire researcher, and history professor at the University of Louisville in Louisville, Kentucky.at University Of California, Los Angeles in 1978
Edited sentence: He is an expert in Balkans, Balkan history, Middle East, and Middle Eastern history.McCarthy is an American demographer, Ottoman Empire expert, and tenured history professor at the University of Louisville in Louisville, Kentucky.McCarthy is an author of many books and articles, including in the Encyclopedia Britannica.at University of California, Los Angeles (UCLA) in 1978