This episode's headline: Expanding Privacy; Decisions; School Experiment; Turmoil. ANCHOR: JIM LEHRER; GUESTS: MICHAEL CARVIN; PAMELA KARLAN; SEBASTIAN JUNGER; EMIRA WOODS; RICHARD JOSEPH; CORRESPONDENTS: KWAME HOLMAN; RAY SUAREZ; SPENCER MICHELS; MARGARET WARNER; GWEN IFILL; TERENCE SMITH; KWAME HOLMAN The recording of this episode is incomplete, and most likely the beginning and/or the end is missing.