Joel Chastain, a Chickasaw Nation citizen, who has heritage in Pueblo of Laguna and Navajo Nation, wants to take what he’s learned at Harvard Kennedy School about corporate development and diversification back to his tribe in Oklahoma. “What makes tribes unique from other forms of government is that they don’t have the luxury of taxing their citizens to create revenue to then provide programs and services,” he said. --- We’re highlighting graduates participating in #Harvard22’s Affinity graduation ceremonies. These student-led, staff-supported events aim to recognize and celebrate the accomplishments of graduates from historically marginalized and underrepresented communities. Photo: stephanie_blair_mitchell/Harvard Staff Photographer