Hamlin M. Jennings, adjunct professor in the MIT Department of Civil and Environmental Engineering and principal investigator in the Concrete Sustainability Hub, died from cancer on July 8 at his home in Cambridge, MA. Jennings joined the MIT Concrete Sustainability Hub in 2010 as its inaugural executive director, leading a multi-disciplinary team of physicists, materials sciences, engineers and architects, and pushing them to new frontiers of science-based engineering.

Sources: Portland Cement Association's Executive Report e-newsletter for July 20 (read more) and an MIT press release (read more).