What’s true, what’s not, about twins – a Cal State Fullerton expert explains

The public’s fascination with twins appears to be as inexhaustible as a matched set of toddlers.
One of the world’s leading experts on twins, Cal State Fullerton psychology professor Nancy L. Segal this year released her latest among a handful of books on the subject and has another coming out in the spring.
Cal State Fullerton psychology professor Nancy L. Segal is one of the world’s leading experts on twins. (Photo courtesy of Cal State Fullerton)In “Twin Myth