He co-created the first IBM PC, the first color monitor, and the gigahertz processor. Dr. Mark Dean set his sights on hi-def before it even existed. The amazing African American computer scientist, inventor, and engineer changed the way the world looked at PC displays.

Dean's work as chief engineer for IBM with his dream team in the '80s led to the first IBM PC. Before long, Dean and his 12 co-inventors would develop the color monitor and later the first gigahertz processor in 1999. The innovative chip allowed for computers to operate and process faster. Below, learn more about the fascinating story of Dr. Mark Dean.

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