On Thursday, Sept. 27 researchers in the Concrete Sustainability Hub will present their latest research findings at a symposium titled, “Research With An I4 Sustainable Change: Invest, Innovate, Invigorate and Implement,” to be held in Kresge Auditorium from 9 a.m. to 3 p.m. Members of the MIT CEE community can attend the event free of charge, but advance registration is required. The deadline for registering is Friday, Sept. 21.