Roundup: Corporate boards / Mardi Gras beads / Amazon health care By Deanna B. Narveson - February 22, 2023 FacebookXLinkedinEmailPrint More diverse: Racial and ethnic minorities now hold 20% of all board seats at the nation’s largest public companies for the first time, according to a new study of 3,000 U.S. businesses from Jan… Already an INSIDER? Sign in.