The NEAIR (North East Association for Institutional Research) 2012 Conference Proceedings is a compilation of papers presented at the Bethesda, Maryland conference. Papers in this document include: (1) Can a Marketing Campaign Increase Response Rates to Online Course Evaluations? (Kimberly Puhala); (2) Developing Community College Peer Institutions: Methods, Measures, & Issues (Joanna Musial-Demurat and Bruce Szelest); (3) Examining the Threat of Nonresponse Bias as a Follow-up to the National Survey of Student Engagement (Debra Allen and Theodore Coladarci); (4) Maximizing the Utility of Alumni Feedback (Susan Tammaro); (5) NCES Projection Methodology: Institutional Research Applications (J. R. Robles); (6) Non-returner Survey: Why Students Leave (Laura Ariovich and Allen Richman); (7) Testing Differences: Contrasts in Group Perceptions of Mission and Identity (Ellen Boylan and Kim Pavlick); and (8) Using Internal Market Ratios to Detect Gender Differences in Faculty Salaries (Chunmei Yao). (Individual papers contain appendices and references.) [For the 2011 proceedings, see ED546896.]