Michael Valentine, 74, Who Helped Drivers Stay Under the Radar, Dies
An engineer who loved to drive fast, he helped build an industry-altering device that made its debut after the national speed limit of 55 m.p.h. became law.
October 23, 2026
An engineer who loved to drive fast, he helped build an industry-altering device that made its debut after the national speed limit of 55 m.p.h. became law.