Specific Field	Broad Field
Art/Architecture	Arts and humanities
Literature	Arts and humanities
Foreign language	Arts and humanities
Liberal arts	Arts and humanities
Theology	Arts and humanities
Education	Education
General studies	General studies
Health sciences	Health sciences
Business	Private and public administration
Communications	Private and public administration
Agriculture	Science and technology
Computers and information technology	Science and technology
Engineering	Science and technology
Mathematics	Science and technology
Natural and biological sciences	Science and technology
Psychology	Social sciences
Social sciences	Social sciences

Fields in the first column indicate the 17 specific fields of study included in the survey questionnaire and used in our models. The second column shows into which broad field each specific field was assigned for the purpose of revealing broader patterns.

Source: 2001, 2004, and 2008 rounds of Survey of Income and Program Participation