Indivisible by Two

"A leading expert on twins delves into the stories behind her research to reveal the joys and real-life traumas of twelve sets of twins, triplets, and quadruplets." "Indivisible by Two introduces us to an assortment of characters, from the "Fireman Twins"--Brothers who, though reared separately, are similar in personality and behavioral traits - to the twin sisters who overcame one twin's infertility by having the other serve as her surrogate mother. We meet one of the few identical brother-sister pairs in the world after one of two sisters was surgically transformed into a man, and identical…