 From 1995-1998, he worked as Social Science Analyst for the National Institute of Justice.He later started as a Visiting Professor in the Division of Criminology, Criminal Justice, and Social Policy at the University of Baltimore in 1998; after fourteen years, he was promoted to Full Professor in the School of Criminal Justice at University of Baltimore.Ross is the co-chair of the Division on Critical Criminology of the American Society of Criminology.