for the sake of argument, let’s accept a rough estimate of 30 to 40 percent infidelity in marriage; 50 percent in nonmarital, but monogamous, relationships; and up to 10 percent of babies not being genetically related to the man who believes he’s the father. All over the world. Among all races, and creeds, and cultures. The conclusion has to be that infidelity is an inherent behavioral trait for at least some part of the human population.
