William L. Porter, a distinguished automotive designer celebrated for his influential work at General Motors (GM), passed away at the age of 93. His visionary designs left an indelible mark on American car culture, particularly through his leadership in shaping some of GM's most iconic vehicles. A Legacy of Design Excellence Porter's illustrious career at GM spanned nearly four decades, during which he held pivotal roles in various design studios. Notably, he served as the Chief Designer for both the Pontiac and Buick divisions, where his creative direction led to the development of several landmark models. Among his most celebrated contributions was the design of the 1968 Pontiac GTO, a vehicle that epitomized the muscle car era. His work on...