Jelle Zeilinga De Boer is Harold T. Stearns Professor of Earth and Environmental Sciences, Emeritus. He was raised in Indonesia, studied in the Netherlands. Lately, he has focused on the role geologic phenomena played in Greek mythology, specifically at the Oracle site at Delphi and Apollo temples in southern Anatolia. He has published Volcanoes in Human History and Earthquakes in Human History (both with Donald Sanders ’52), and most recently Stories in Stone, which deals with the influence geology has had on Connecticut’s history.

Alison Guinness has a long-standing interest in Connecticut’s natural resources. She has taught environmental science at Middlesex and Manchester Community Colleges. She was partially responsible for the National Historic Landmark designation of the Portland brownstone quarries. Ms. Guinness curated an exhibit on brownstone at the Connecticut River Museum and regularly participates in Archaeology Day. She holds degrees in history and science from the University of Connecticut and Wesleyan.

Bob McDougall is Museum Director of the Ruth Callander House Museum of Portland History and a lifelong resident of Portland, Connecticut. He is a charter member of the Portland Historical Society (established in 1973). His contributions to local history include Portland, a book commissioned by the Arcadia Publishing’s Images of America project. he is employed as a computer systems engineer. He attended Hartford State Technical College and the University of Connecticut.