The IBM PC-AT was introduced in 1984. The "AT" stood for "advanced technology." The machine was the first upgrade from IBMs original PC architecture introduced in 1981 (the XT expanded storage options ...

The company looked to be in an unfixable decline when he took over in 1993—and changed its focus from hardware to services.

Installed as an outsider, he engineered a comeback, shifting the company’s focus from a waning mainframe computer business ...

Gerstner was chair and CEO at a time when the firm was struggling for relevance faced with rivals such as Microsoft ...

Louis V. Gerstner Jr., the former IBM chairman and chief executive who led one of the most remarkable corporate turnarounds ...

Louis Gerstner, the transformational CEO of IBM who turned the company from a struggling giant to a tech leader, dies at 83.