Jim Fleming, the Charles A. Dana Professor of Science, Technology, and Society, will be the keynote speaker July 10 in Montreal at the 100th anniversary meeting of the International Association of Meteorology and Atmospheric Science. His topic is “One Hundred Years of Research Challenges and Accomplishments.” According to the organizers, “the meeting will look back at the remarkable advances that have taken place in the atmospheric sciences over the last century, consider current outstanding questions, and look forward to possible future developments.”