During his senior year at Washington College in Chestertown, Md., Jack Vermeil was participating in school lacrosse practice – when he suffered an intense blow to the head. “I really don’t know how it ...
In 1989, it was called the Dynavision 2000. In 2010, with refinements and a captive audience in the sports world, the name has been streamlined to D2, but its benefits are anything but simple. In the ...