Middle-class Americans like to point with pride to the great U.S. system of public educationbut when they can afford it they prefer to send their children to private schools.
One kind of private school is neither as private nor as expensive as boarding school. A pioneer country day school, New York City's Riverdale, celebrated its 35th anniversary last week, affording a good illustration of a branch of private education that is now blooming despite hard times and war.
Riverdale is as authentic an example of U.S. suburbia as diagonal parking and the 7:53. It...