After testing water samples from Flint, Mich., this Virginia Tech professor focused national attention on the dangerous levels of lead in the water and in children’s blood.
Architect Robert D. Mitchell couldn’t enter the Newtown Conn., school prior to its demolition after the 2012 shooting, but he's been a community pillar in its reconstruction since then.
Manager prevented culture clash to deliver Virginia’s Elizabeth River Tunnels project, the first all- concrete tunnel designed for deepwater immersion.
Veteran builder set new standards for construction quality and nation-building in Afghanistan when completing a high-risk project he didn’t want to take on.
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