Yiwen Liu, Ph.D, is an Assistant Professor of Practice in the Department of Epidemiology and Biostatistics at the Mel and Enid Zuckerman College of Public Health. Her research primarily focuses on developing statistical methods and theory to harness the variety of issues in analyzing the high dimensional data or the complex data set. More specifically, her research interests include developing model-free dimension reduction methods for high dimensional data regression and integration methods for multiple sources data. Another continuing theme is to develostatistical tools to solve scientific problems arising from biological research. She has been actively engaged in collaborative and interdisciplinary work.