A fast-food legend passed away earlier this month at his home in Rancho Santa Fe, California. Glenn W. Bell, Jr., founder of the Taco Bell quick-serve restaurant concept, had suffered from Parkinson’s disease since 1985.  He was 86 when he died.
Here are links to a few brief articles giving tribute to his accomplishments.
New York Times: Glenn W. Bell, Jr., Founder of Taco Bell, Dies at 86
QSR Web: Glenn Bell, Taco Bell Founder, Passes Away
NPR: Glenn Bell, Founder of Taco Bell, Has Died