John C. Loehlin

John C. Loehlin is a prominent American psychologist known for his research in the fields of psychology and genetics. He is particularly recognized for his work on the nature versus nurture debate, investigating how genetic and environmental factors influence human traits and behaviors, including intelligence. Loehlin has contributed to the understanding of the genetic basis of individual differences through studies on twins and families. His work has helped illuminate the interplay between heredity and environment, making significant contributions to both psychology and behavioral genetics.