We’re doing something wrong, but it’s fixable now. For years, researchers have said that among industrialized countries, the U.S. has the highest rate of unintended pregnancies, at 49 percent. Such pregnancies are even higher among poor, low-income, and less-educated women. Intended pregnancies tend to signal a family’s readiness for the huge transition brought by the addition of a new member. Intended pregnancies tend to be healthier, and require less public funds outlay.