In Identically Different, genetic epidemiologist Tim Spector reveals what twin studies tell us about nature versus nurture
“AN APPLE, cleft in two, is not more twin than these two creatures.” This line, from Shakespeare’s Twelfth Night, plays on the similarities between (supposedly) identical twins for comic effect.
But for all their uncanny similarities, identical twins are not simply two uniform halves of a single whole. As Tim Spector explains in this fascinating and provocative book, despite sharing the same sets of genes, such twins differ in many important ways. These differences are giving new insights into how our genes…
