With new awareness about the implications of sharing personal data, there is increasing emphasis on privacy issues. Both in wider society and on campus, those who provide personal information and those who collect it are asking tough questions about when, why, what, and for what purpose personal data is used. At the same time, the potential for personalized services, ease of access, improved user experience, and data driven decision-making mean that this collection can be justified. How do we balance these issues on campus? What roles are libraries playing? What practical steps can help ensure good privacy practices?