Credential directory
Degrees, certificates, licences, apprenticeships and micro-credentials — with the provider, the occupations each leads to, and the Credential Transparency Identifier where one is published. Or browse a state or partner library.
Doctoral Research
Sociology
University of California-Irvine
A Doctor of Philosophy program in Sociology offered by the School of Social Sciences at University of California-Irvine.
- AL
Doctoral Research
Software Engineering
University of California-Irvine
A Doctor of Philosophy program in Software Engineering offered by the Donald Bren School of Information and Computer Sciences at University of California-Irvine.
- AL
Doctoral Research
Soil & Crop Sciences
Colorado State University-Fort Collins
- CO
- 4 occupations
- CIP 01.1201
Doctoral Research
Soil Science
Washington State University
Offered by the Department of Crop and Soil Sciences, the PhD in Soil Science supports advanced research in soil chemistry, physics, biology, and management. It is offered alongside the department's MS in Soil Science.
- WA
Doctoral Research
Soil Science
North Carolina State University at Raleigh
ce-c1c37f25-3bdf-47d9-97a1-f049a367c806Last matched Jun 10, 2026
- NC
- 4 occupations
- CIP 01.1201
Doctoral Research
Soils & Biogeochemistry
University of California-Davis
A Doctor of Philosophy program in Soils & Biogeochemistry offered by the Soils & Biogeochemistry at University of California-Davis.
- AL
Doctoral Research
Southeast Asian Studies
University of California-Riverside
A Doctor of Philosophy program in Southeast Asian Studies offered at University of California-Riverside.
- CA
Doctoral Research
Space & Planetary Sciences
University of Arkansas
ce-777dc0b8-fa28-48cf-9a01-e1b60191388dLast matched Jun 9, 2026
- AR
- 3 occupations
- CIP 40.0203
Doctoral Research
Spanish
University of California-Davis
A Doctor of Philosophy program in Spanish offered by the Spanish & Portuguese at University of California-Davis.
- AL
Doctoral Research
Spanish
University of California-Irvine
A Doctor of Philosophy program in Spanish offered by the School of Humanities at University of California-Irvine.
- AL
Doctoral Research
Spanish
University of California-Riverside
A Doctor of Philosophy program in Spanish offered at University of California-Riverside.
- CA
Doctoral Research
Spanish
Johns Hopkins University
Spanish is a research doctoral degree program offered at Johns Hopkins University.
- MD
Doctoral Research
Spanish and Portuguese
Tulane University of Louisiana
The Spanish and Portuguese PhD supports advanced research in Hispanic and Lusophone studies. Coursework comprises 17 courses (51 credits).
- LA