Why is it so difficult to remain married in thetwenty-first century, and what can you do about it?

We all know that half of today's marriages end in divorce, but we tend to believe that our own marriages are safe. As psychiatrist John Jacobs explains in this fresh and impassioned book, marriages today are incredibly fragile, and unless a couple understands what is making contemporary marriage so vulnerable to dissolution, the marriage is at risk.

Part of the problem is that people refuse to see how social and historical forces have changed the very meaning of marriage, causing...