Margo Howard, the nationally syndicated advice columnist behind "Dear Prudence" and daughter of the late Ann Landers, first moved to Harvard Square in the mid-1980s. She is our guide on a walking tour of this teeming spot at the confluence of Massachusetts Avenue and John F. Kennedy Street. "I think I've programmed myself to like the chaos," Howard says of the square. "Genteel it ain't."
(Globe Staff Photo / Janet Knott)