AT first glance, Louis Nephew and his family might appear to be distant Boston relatives of All in the Family's Archie Bunker. A large American flag waves proudly above the small grass and macadam front yard, and during the just completed mayoral campaign, the flagpole was also decorated with a poster boosting Louise Day Hicks, the antibusing candidate. More important, the Nephews recently refused to send their children to a school outside their Dorchester neighborhood, assigned to them under Boston's busing plan. But inside 12 Edson Street the view is somewhat different, and the Nephews seem less like a caricature.
One of...