 Greene earned a B.A.from University of Pennsylvania in 1979 and his Ph.D. from Yale University in 1984.In 1994 he was one of 52 signatories on "Mainstream Science on Intelligence", an editorial written by Linda Gottfredson and published in the "Wall Street Journal", which declared the consensus of the signing scholars on issues related to the controversy about intelligence research that followed the publication of the book "The Bell Curve".