Info provided by Black American History:
March Hannah was born in 1956 in Chicago, Illinois. An electrical engineer & computer graphics designer, he received a B.S. in Electrical Engineering in 1977 at Illinois Institute of Technology & M.S./Ph.D at Stanford in 1978/1985. Co-founding the computer graphics technology company Silicon Graphics, Inc. (SGI), Hannah built quite the reputation for himself in the tech & Hollywood entertainment markets.
Various graphics software he was named Principal Scientist on at SGI ended up being used to create effects for such movies as Jurassic Park, Terminator 2, Aladdin, Field of Dreams, & the list just keeps going on.
Doesn’t stop there though. His company SGI partnered with Nintendo to create the early architecture of the Nintendo 64 gaming system, effectively cramming the power of a $5,000 SGI Indy workstation into a $250 toy. His technology company has also been used to design cars, airplanes, & military virtual simulation training.
source: Black American History