Ph.D., University of Washington, Biostatistics, 2007.
M.S., Iowa State University, Molecular, Cellular, & Developmental Biology, 2000.
M.S., Iowa State University, Statistics, 1999.
B.S., Fudan University, Biochemistry, 1996.
Statistical methods in the areas of biomarker evaluation, genome-wide association studies, causal inference.
American Statistical Association
Institute of Mathematical Statistics
Journal of Biometrics & Biostatistics (Editorial Board)
Honors and Awards
2007, HPSS Student Award, Health Science Policy Section, Joint Statistical Meetings
1999, Vera David Graduate Fellowship in Statistics, Iowa State University, Department of Statistics
1997-2000, Premium for Academic Excellence Award Graduate College, Iowa State University
2009-2010, Assistant Professor of Biostatistics, Columbia University, Mailman School of Public Health, Department of Biostatistics
2007, Post-doctoral fellow, Fred Hutchinson Cancer Research Center, Public Health Sciences Division, Biostatistics & Biomathematics
2001, Research Assistant, University of Washington, School of Public Health and Community Medicine, Biostatistics
1999, Research Assistant, Iowa State University, College of Agriculture and Life Sciences, Statistics-Ag
Biomarker-calibrated protein intake and bone health in the Women's Health Initiative clinical trials and observational study.. The American journal of clinical nutrition.. 2014.
Measurement error corrected sodium and potassium intake estimation using 24-hour urinary excretion.. Hypertension. 63(2):238-44.. 2014.
An Approach to Evaluating and Comparing Biomarkers for Patient Treatment Selection.. The international journal of biostatistics.. 2014.
Regression Calibration in Nutritional Epidemiology: Example of Fat Density and Total Energy in Relationship to Postmenopausal Breast Cancer.. American journal of epidemiology.. 2013.
LOGISTIC REGRESSION ANALYSIS WITH STANDARDIZED MARKERS.. The annals of applied statistics. 7(3). 2013.
Calibration of self-reported dietary measures using biomarkers: an approach to enhancing nutritional epidemiology reliability.. Current atherosclerosis reports. 15(9):353.. 2013.
An Exploratory Study of Respiratory Quotient Calibration and Association with Postmenopausal Breast Cancer.. Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology.. 2013.
A Framework for Evaluating Markers Used to Select Patient Treatment.. Medical decision making : an international journal of the Society for Medical Decision Making.. 2013.
The Early Detection Research Network's Specimen Reference Sets: Paving the Way for Rapid Evaluation of Potential Biomarkers.. Clinical chemistry. 59(1):68-74.. 2013.
Reply to richie and villasante.. The Journal of infectious diseases. 207(4):690-2.. 2013.
Assessing Treatment-Selection Markers using a Potential Outcomes Framework.. Biometrics. 68(3):687-696.. 2012.
Simultaneously testing for marginal genetic association and gene-environment interaction.. American journal of epidemiology. 176(2):164-73.. 2012.
Exploring the interaction between SNP genotype and postmenopausal hormone therapy effects on stroke risk.. Genome medicine. 4(7):57.. 2012.
Comparing and combining data across multiple sources via integration of paired-sample data to correct for measurement error.. Statistics in medicine. 31(28):3748-59.. 2012.
Biases introduced by choosing controls to match risk factors of cases in biomarker research.. Clinical chemistry. 58(8):1242-51.. 2012.
Magnitude and Breadth of the Neutralizing Antibody Response in the RV144 and Vax003 HIV-1 Vaccine Efficacy Trials.. The Journal of infectious diseases. 206(3):431-41.. 2012.
A Sequential Phase 2b Trial Design for Evaluating Vaccine Efficacy and Immune Correlates for Multiple HIV Vaccine Regimens. Statistical Communications in Infectious Diseases. 3(1). 2012.
Evaluation and comparison of food records, recalls, and frequencies for energy and protein assessment by using recovery biomarkers.. American journal of epidemiology. 174(5):591-603.. 2011.
Borrowing Information across Populations in Estimating Positive and Negative Predictive Values.. Journal of the Royal Statistical Society. Series C, Applied statistics. 60(5):633-653.. 2011.