[THE GUARDIAN, JULY 28, 2020] AMERICA'S 'UNTOUCHABLES': THE SILENT POWER OF THE CASTE SYSTEM - BY ISABEL WILKERSON [NOTE: Isabel Wilkerson (born 1961) is an American journalist and the author of The Warmth of Other Suns: The Epic Story of America's Great Migration (2010) and Caste: The Origins of Our Discontents (2020). She is the first woman of African-American heritage to win the Pulitzer Prize in journalism]
