Apply principles of psychology to human resources, administration, management, sales, and marketing problems. They perform activities that may include policy planning; employee testing and selection, training and development; and organizational development and analysis. They work with management to organize the work setting to improve worker productivity.

Assess an individuals' problems through the use of case history, interview, and observation and provide individual or group counseling services to assist individuals in achieving more effective personal, social, educational, and vocational development and adjustment.

Diagnose or evaluate mental and emotional disorders of individuals through observation, interview, and psychological tests, and formulate and administer programs of treatment.

Investigate processes of learning and teaching and develop psychological principles and techniques applicable to educational problems.

Plan, develop, or conduct surveys. They analyze and interpret the meaning of survey data, determine survey objectives, or suggest or test question wording. Includes social scientists who primarily design questionnaires or supervise survey teams.

Conduct economic analysis related to environmental protection and use of the natural environment, such as water, air, land, and renewable energy resources. They evaluate and quantify benefits, costs, incentives, and impacts of alternative options using economic principles and statistical techniques.

Conduct research, prepare reports, or formulate plans to address economic problems related to the production and distribution of goods and services or monetary and fiscal policy. They collect and process economic and statistical data using sampling techniques and econometric methods.

Apply remote sensing principles and methods to analyze data and solve problems in areas such as natural resource management, urban planning, or homeland security. They develop new sensor systems, analytical techniques, or new applications for existing systems.

Research the distribution, circulation, and physical properties of underground and surface waters; and study the form and intensity of precipitation, its rate of infiltration into the soil, movement through the earth, and its return to the ocean and atmosphere.

Study the composition, structure, and other physical aspects of the earth. They use geological, physics, and mathematics knowledge in exploration for oil, gas, minerals, or underground water; or in waste disposal, land reclamation, or other environmental problems. This includes mineralogists, crystallographers, paleontologists, stratigraphers, geodesists, and seismologists.