The chairperson, also chairman, chairwoman or chair, is the presiding officer of an organized group such as a board, committee, or deliberative assembly. The person holding the office, who is typically elected or appointed by members of the group or organisation, presides over meetings of the group, and conducts the group's business in an orderly fashion.

A board of directors is an executive committee that supervises the activities of a business, a nonprofit organization, or a government agency.