Taking the nature vs. nurture debate to a new level, this fascinating, comprehensive journey into the world of genetic research and molecular biology offers a fresh assessment of the work that has been done in this relatively new field during the last half century-work that has demolished common assumptions and overturned existing theories about what determines our personality and behavior.

chapter |17 pages

The Chemistry of Self

chapter |14 pages

Birth of a Study

chapter |12 pages

Desperately Seeking Twins

chapter |6 pages

Cosmic Secrets of Twins

chapter |10 pages

Minnesota's Triumphs

chapter |15 pages

Dogs Named Toy

chapter |8 pages

More Weirdness

chapter |19 pages

Stars of the New Field

chapter |19 pages

Oh So Political Science

chapter |12 pages

teen Scientists in Denial

chapter |21 pages