The 1990 “Minnesota Study of Twins Reared-Apart” IQ Study: Ripe for Retraction?
Link to the 2023 online article
Published online in a 2023 edition of Free Associations (Number 89, Fall). A revised version can be found in Chapter 16 of the 2025 book The Heredity Hoax: Challenging Flawed Genetic Theories of Human Development, edited by Richard M. Lerner and Gary Greenberg.