His day began at 6 a.m. with a call to Amsterdam from his office in Vancouver. An hour later he gave an online lecture to a class in Ireland, immediately followed by a call with a scientist in Boston about research. To spend a day with him this month was to witness a whirlwind of endless activity. “My life is so complex,” he said in an interview, “but this is priority for me and for future generations. I need to be a living witness for what happened.”

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Persons: Michael R, Hayden, ” Organizations: University of British Locations: Amsterdam, Vancouver, Ireland, Boston, University of British Columbia