The name refers to the job title chief information officer.

CIO is part of Boston-based International Data Group's enterprise publications business.

Founded 1987 in Framingham, Massachusetts, as a monthly magazine at a time when the CIO title was relatively new[1] and relatively unknown in corporate America, today CIO is also noted for its CIO-100 annual awards, for those "that have distinguished themselves through the effective and innovative use" of information technology.

On October 29, 2015, editor-in-chief Maryfran Johnson announced that the print magazine had ceased publication.

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