Lawrence Summers Quits as Harvard President in Advance of New No-Confidence Vote; Derek Bok to Step In

By ROBIN WILSON and PAUL FAIN

Harvard University's embattled president, Lawrence H. Summers, resigned this afternoon and will be replaced, on an interim basis, by Derek C. Bok, who was president of Harvard from 1971 to 1991. Mr. Bok was chosen to "clean up the mess and make conditions right...