The Black innovators who elevated the United States: Reassessing the Golden Age of Invention Tilis 4 years ago https://www.brookings.edu/research/the-black-innovators-who-elevated-the-united-states-reassessing-the-golden-age-of-invention/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=101127555&utm_source=hs_email