In honor of Black History Month, we salute the person behind the personal computer. Mark Dean was part of the team that developed some of the key components to early personal computers. Dean holds ...

Mark is going to be good at that." When Dean came to IBM straight out of the University of Tennessee in 1979, he joined a small group of engineers in Boca Raton, Fla., far from IBM's Armonk, N.Y., ...