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618 PhD programmes in California, United States

Doctor of Business Administration
The Doctor of Business Administration DBA program from Westcliff University is designed for experienced professionals who are seeking to gain a deeper understanding of the principles that govern global business.

Doctor of Education in Leadership, Curriculum, and Instruction
The Doctor of Education in Leadership, Curriculum, and Instruction EdD course from Westcliff University empowers scholar-practitioners to lead and influence education, design and evaluate curriculum, as well as elevate and maximize instructional methodologies.

Doctorate of Business Administration (Global DBA)
This Doctorate of Business Administration (DBA) course from GEM Alpine Business School is a professional doctoral programme aimed at experienced managers who want to bring impact to their organization and/or society by leveraging academic research to solve concrete organizational problems.

Juris Doctor
This Juris Doctor JD degree from Westcliff University provides individual guidance and access to a wide range of exciting opportunities in the field to help you find your legal niche, develop your skills and strengths, build your resume and prepare for placement.
Classical Archaeology
The Graduate Program in Classical Archaeology (henceforth, the Program) in the Department of Ancient Greek & Roman Studies (henceforth, the Department) at the University of California, Berkeley (henceforth, UC Berkeley) offers both the MA and the PhD degree.
Comparative Literature
Comparative Literature from University of California, Berkeley is a vibrant place for the research and study of literatures and cultures in an interdisciplinary framework, from transnational and cross‐cultural perspectives.
Management Science and Engineering
The Ph.D. degree in Management Science and Engineering at Stanford University is intended for students primarily interested in a career of research and teaching, or high-level technical work in universities, industry, or government.
Economics
Students in the Economics program at the University of California, Davis gain advanced knowledge of modern economic theory, both in the areas of microeconomics and macroeconomics, and advanced proficiency in econometrics and quantitative methods.
Medical Anthropology
Medical Anthropology from University of California, San Francisco is one of the pioneering programs in the discipline both nationally and globally. The program provides disciplinary leadership and outstanding, comprehensive training leading to the PhD degree.
Psychology
Psychology from University of California, Los Angeles (UCLA) is designed to prepare psychologists to function effectively as researchers, college and university instructors, and professional research psychologists.
Pharmaceutical Sciences and Pharmacogenomics
Pharmaceutical Sciences and Pharmacogenomics from University of California, San Francisco is preparing independent, creative leaders in the pharmaceutical sciences and in the application of genetics and genomics to the development of safe, effective drugs for patients.
Molecular Biology
Molecular Biology from University of California, Los Angeles (UCLA) is a vibrant interdisciplinary graduate program committed to training PhD candidates to become the next generation of scientific leaders.
Statistics
At Statistics from University of California, Los Angeles (UCLA) students are required to meet with an academic adviser who assists them in planning a reasonable course of study.
Bioinformatics
At the University of California, San Francisco, we offer our graduate students a phd programme in Bioinformatics.
Biophysics
Biophysics from University of California, San Francisco spans research at the interface of physics, chemistry, and biology.
Neuroscience
Neuroscience from University of California, San Francisco offers an interdisciplinary program for graduate training in neuroscience.
Architecture
Architecture from University of California, Berkeley is a research degree appropriate for those seeking careers in teaching and scholarship in architecture and its related areas, or in roles in government or professional consultation that require depth in specialization and experience in research.
Biophysics
To ensure that each of its students receives the necessary formal training and research experience to develop a successful career, the Biophysics Group at University of California, Berkeley created an academic program that is tailored to meet the needs of each student individually.
Buddhist Studies
The Buddhist Studies offers an interdisciplinary program of study and research leading to a Ph.D. degree in Buddhist Studies. The Group at the University of California, Berkeley, which cooperates closely with the SSEAS, and of East Asian Languages and Cultures, emphasizes the study of Buddhism in its many forms within its Asian historical and cultural context.
Landscape Architecture and Environmental Planning
The Department of Landscape Architecture and Environmental Planning at University of California, Berkeley offers a professional graduate degree, the Master of Landscape Architecture (MLA), and a Doctor of Philosophy (PhD) in Landscape Architecture and Environmental Planning.