Houghton Mifflin Harcourt will open a Washington, D.C., office devoted to its global corporate social responsibility efforts and the HMH Foundation. The company has appointed education leader Samuel Casey as senior v-p of global CSR for HMH, as well as executive director of the HMH Foundation. Under Carter’s leadership, the office will also serve as a hub for policy conversation and global discourse and a place for domestic and international stakeholders to gather and debate education issues.