Ian W.D. Dalziel is a Senior Research Scientist at the Institute for Geophysics, University of Texas in Austin. Ian has dedicated most of his career to understanding global tectonic processes and to mapping out the geography of ancient times on a dynamic Earth. His 35 years of field experience have been devoted to work in the British Caledonides, the Canadian Shield, the Andes, and Antarctica. Recently, working with colleagues from the U.K. and Australia, Ian has turned his attention to unraveling the complicated tectonic history of Scotland, his homeland. Ian was president of the International Division of Geological Society of America from 1996 to 1997, has served as delegate to the Scientific Committee on Antarctic Research of International Union of Geological Sciences since 1987, and has served as the International Secretary of the American Geophysical Union since 1996.