Princeton Project 55s mission is to inspire and build civic leadership among alumni and students by engaging them in significant activities that influence and improve our society. PP55 is an independent 501(c)(3) based in Princeton New Jersey and has a dedicated and active board of twenty-four and staff of five. Fellowship Programs ? The mission of the Public Interest Program (PIP) is to strengthen civil society by inspiring in young Princetonians a lifelong commitment to civic engagement and leadership. The PIP places graduating Princetonians into one-year fellowships with innovative non-profit and community organizations around the country. Since 1990