PC World Communications has hired Steve Fox as vice president and editorial director of San Francisco-based PC World, effective Oct. 6. He has served as editor-in-chief of Affinity Labs for the past year. Fox was managing editor, senior editor, and executive editor at PC World from 1990-96 before joining another IDG publication, The Web magazine, as its editor-in-chief. He was editorial director at CNET from 1999-2002, but returned to IDG as editor-in-chief for InfoWorld in 2003.