Educational psychology is a field that focuses on studying educational and learning methods, cognitive assessments, and aptitude testing for children in an educational setting. Educational psychology strives to understand how different learning approaches impact the development of a student body, essentially attempting to answer the "why" behind certain educational philosophies and policies. The majority of opportunities in this field become available once you have attained your Ph.D.

The field of social science is quite broad. Subjects and studies that fall under the social sciences purview include political science, economics, sociology, psychology, and more. Because it covers such a wide breadth, there are ample doctorate and post-doctorate research opportunities for students in the field of social science.