Cong Ye, Ph.D., is a Senior Statistician/Survey Methodologist at AIR’s Center for Survey and Data Sciences at American Institutes for Research (AIR). His primary responsibilities include study design, sampling design, data preparation, psychometric analysis, and text analytics. He has extensive experience in experimental design, sampling design, and weighting, sampling error estimation, imputation, analysis of complex survey data. He is also experienced in psychometric analysis and data analytics. He has worked on international, national, and state sample surveys related to education, health, and social issues. Dr. Ye earned a Master of Science and a doctoral degree, both in Survey Methodology from the University of Maryland.