Testing for genetic associations in case-control studies incorporating multivariate disease characteristics Aug 2, 2017 Statistical Genetics Haoyu Zhang Earl Stadtman tenure-track investigator My research interests include statistical genetics, causal mediation analysis and risk prediction. Related Methods for developing ancestry specific polygenic risk scores Robust Mendelian randomization analysis with weak instruments Assessment of polygenic architecture and risk prediction based on common variants across fourteen cancers Common variants in breast cancer risk loci predispose to distinct tumor subtypes A mixed-model approach for powerful testing of genetic associations with cancer risk incorporating tumor characteristics