A doctorate in criminal justice is an advanced level degree that helps students develop expertise required to analyze and conduct research in various areas of law enforcement. Students are able to look at crime statistics of specific areas and hypothesize the reasons and logics behind these numbers. Students enrolled in this degree can go for concentrations in areas like sociology, public health, psychology, political science and economics. Common courses would include those on topics such as policing, law, crime and criminal behavior, law ans society and gender related crime. To get admission into a PhD in Criminal Justice, some schools might require just a Bachelor’s Degree in Criminal Justice, while others would require at least a MA/MS degree prior to being accepted in the program.