The minnesota study of twins reared apart startled scientists by demonstrating that twins reared apart are as alike across a number of personality traits and other measures as those raised together suggesting that genetic influence is pervasive segal offers an overview of the studys scientific contributions and effect on public consciousness. This example of the potential power of genetics captured widespread media attention in 1979 and inspired the minnesota study of twins reared apart this landmark investigation into the nature nurture debate shook the scientific community by demonstrating across a number of traits that twins reared separately are as alike as those raised together. Born together reared apart the landmark minnesota twin study user review book verdict the minnesota study of twins reared apart mistra was initiated in 1979 to help disentangle the effects of environment and genetics on behavior. Born together reared apart the landmark minnesota twin study by segal nancy l available in hardcover on powellscom also read synopsis and reviews the minnesota study of twins reared apart startled scientists by demonstrating that twins reared. Born together reared apart the landmark minnesota twin study nancy l segal the identical jim twins were raised in separate families and met for the first time at age thirty nine only to discover that they both suffered tension headaches bit their fingernails smoked salems enjoyed woodworking and vacationed on the same florida beach