This biographical dictionary provides sketches of seventy-seven individuals, from Aristotle to David W. Harvey, who made significant contributions to the development of the discipline of geography. The work examines a cross section of geographers from a variety of subfields within the discipline, from ancient to modern. In addition to sketching the career and impact of the individual, each entry contains selected bibliographies of works by and about the person. The volume concludes with appendixes listing the individuals chronologically as well as by country of birth and with a general subject index.