Filtering by: Committee Jiang, Xiaoqian, University of California, San Diego Remove constraint Committee: Jiang, Xiaoqian, University of California, San Diego Committee Lyles, Robert, Emory University Remove constraint Committee: Lyles, Robert, Emory University Committee Long, Qi, University of Pennsylvania Remove constraint Committee: Long, Qi, University of Pennsylvania Submission Type Dissertation Remove constraint Submission Type: Dissertation