Set up or maintain laboratory equipment and collect samples from crops or animals. They prepare specimens or record data to assist scientists in biology or related life science experiments.

Prepare studies for proposed transportation projects. They gather, compile, and analyze data. They study the use and operation of transportation systems. They develop transportation models or simulations.

Study the origin, development, and operation of political systems. They study topics, such as public opinion, political decision making, and ideology. They analyze the structure and operation of governments, as well as various political entities. They conduct public opinion surveys, analyze election results, or analyze public documents.

Research, analyze, record, and interpret the past as recorded in sources, such as government and institutional records, newspapers and other periodicals, photographs, interviews, films, electronic media, and unpublished manuscripts, such as personal diaries and letters.

Study the nature and use of areas of the earth's surface, relating and interpreting interactions of physical and cultural phenomena. They conduct research on physical aspects of a region, including land forms, climates, soils, plants, and animals. They research the social characteristics, economic activities, political organization, and interdependence of a given region.

Conduct research to reconstruct record of past human life and culture from human remains, artifacts, architectural features, and structures recovered through excavation, underwater recovery, or other means of discovery.

Research, evaluate, and establish public policy concerning the origins of humans; their physical, social, linguistic, and cultural development; and their behavior, as well as the cultures, organizations, and institutions that humans have created.

Develop comprehensive plans and programs for use of land and physical facilities of jurisdictions, such as towns, cities, counties, and metropolitan areas.

Study human society and social behavior by examining the groups and social institutions that people form, as well as various social, religious, political, and business organizations. They study the behavior and interaction of groups, trace their origin and growth, and analyze the influence of group activities on individual members.

Apply theories and principles of neuropsychology to diagnose and treat disorders of higher cerebral functioning.