Haraldur Sigurðsson Born May 31, 1939 (1939-05-31) (age 83) Nationality Icelandic Alma mater Queen's University, Belfast (BSc) University of Durham (PhD) Scientific career Fields Volcanology Geochemistry Institutions University of Rhode Island Thesis The petrology and chemistry of the Setberg volcanic region and of the intermediate and acid rocks of Iceland (1970) Doctoral advisor G. M. Brown[1] Website vulkan.blog.is/blog/vulkan