67 PhD programmes offered by the university

Our Plant Biology students at Washington State University generally focus on research in the broad areas of plant physiology, ecology, evolution, systematics, and molecular biology.

The program in Operations and Management Science at Washington State University prepares students for careers in business, industry, or government using expertise garnered in applied problem solving and data analysis.

We offer MS and PhD degrees in Crop Science and Soil Science at Washington State University, with the ability to focus research in a variety of specialized areas within each discipline. 

The Cultural Studies and Social Thought in Education (CSSTE) Ph.D. option at Washington State University is a rigorous, flexible, and individually-tailored course of study that focuses on the issues of culture and power in the contemporary and historical contexts of education.

Animal Sciences offers graduate work at Washington State University leading to the Doctor of Philosophy degree with a major in animal science. 

The Combined Anatomic Pathology Residency research and training programs at Washington State University are focused in the immunology, epidemiology and host-pathogen interactions at the molecular level of bacterial, parasitic, and viral infections of animals and humans. 

Faculty research is broadly focused in three synergistic areas: Sustainable Energy Systems, Biomolecular Engineering, and Biomechanics. We offer a Chemical Engineering degree at the Washington State University.