Spencer Stuart’s US Board Index for 2021 provides a description of boards of directors at S&P 500 corporations. Examines composition, compensation and corporate governance. Women directors were at 30% (up slowly from 28% in 2020). Just 43% of new independent directors were women, down 4 points from last year. Nearly half (47%) of new S&P 500 directors were minorities (defined as Black/African American, Asian, Hispanic/Latina/o, Native American/Alaska Native, or multiracial). Detailed information about Board director compensation (average $312,279) by company, including health insurance, pharma and other healthcare companies. Published 2021.