Xiaoyan Iris Leng obtained her PhD of Statistics from University of Califorina at Davis, CA. She is an Associate Professor at the Department of Biostatistics and Data Science, Wake Forest University School of Medicine (WFUSOM). She is the Leader of Biostatistics and Research Information Systems Core of the Claude Pepper Older Americans Independence Center at WFUSOM and Co-Leader of the Data Management and Statistical Core of the Wake Forest Alzheimer’s Disease Research Center. She has published more than 90 peer-reviewed  papers in various journals.