Complex sentence: The Hauser Center for Nonprofit Organizations, located in Harvard University's John F. Kennedy School of Government, is a university-wide program promoting teaching and scholarship on philanthropy, nonprofit organizations, voluntarism, and civil society.
Split into simpler sentences: The Hauser Center for Nonprofit Organizations, located in Harvard University's John F. Kennedy School of Government, promotes teaching, scholarship, and service to the nonprofit sector across the university. The Center's concerns include philanthropy, nonprofit organizations, voluntarism, and civil society.