Why are IQ scores declining over the previous 20 years?
by Dr. Robert Gorter, Dr. Joseph Mercola, et al. Robert Gorter, MD, PhD, emeritus professor of the University of California San Francisco Medical School (UCSF) July 1st, 2018 Introduction to Why decline IQ scores? Population intelligence quotients increased throughout the 20th century—a phenomenon known as the Flynn effect—although recent years have seen a slowdown