Tracy Locke, most recently associate director of publicity at Henry Holt, has been named associate publisher of Penguin Press, Penguin's new imprint headed by Ann Godoff. Locke will join Penguin September 2 and will be responsible for the imprint's marketing and publicity efforts. Penguin Press's first list is due out in January and will include books by Ken Auletta, Roger Lowenstein and Ron Chernow.