A professional who analyses verbal or statistical data to prepare reports and studies for use by professional workers in variety of areas, such as science, social science, law, medicine, or politics. Responsibilities include:

• Searches sources, such as reference works, literature, documents, newspapers, and statistical records, to obtain data on assigned subject.
• analyses and evaluates applicability of collected data.
• Prepares statistical tabulations, using calculator or computer.
• Writes reports or presents data in formats such as abstracts, bibliographies, graphs, or maps.
• May interview individuals to obtain data or draught correspondence to answer inquiries.
• May be designated Legislative Aide when conducting studies to assist lawmakers.