oviding educational opportunities to marginalized groups who had been historically excluded from mainstrea... , Scheduled Tribes (STs), and other disadvantaged groups, to pursue higher education abroad. Established a... and research among historically underrepresented groups. By expanding the horizons of SC, ST, and minorit
d to reproductive patterns among different social groups. His work gained recognition but also later attra... iciently measure cognitive abilities across large groups. He constructed group verbal tests of intelligenc