Father of GIS

Roger Tomlinson. Archival Photograph from the Tomlinson Collection, Geography and Map Division, Library of Congress.

Who is the Father of GIS?

Caitlin Dempsey

Roger Tomlinson, known as the "Father of GIS," coined the term "geographic information systems."

John Snow's 1854 Cholera Map.

A Brief History of GIS

Caitlin Dempsey

From the early days in Canada to the high tech world of internet mapping, the field of GIS is older than you may think.