Sampling Operations Director
Raphael Nishimura is the Director of Sampling Operations in Survey Research Operations. He has been working with sampling and survey statistics for over ten years. He holds a PhD in survey methodology from the University of Michigan and a bachelor’s degree in statistics from the University of São Paulo. His main research interest includes sampling methods, survey nonresponse and adaptive/responsive designs. He is also the director of the Sampling Program for Survey Statisticians of the SRC Summer Institute for Survey Research Techniques.
- James Robert Wagner, Brady Thomas West, Mick P Couper, Shiyu Zhang, Rebecca Gatward, Raphael Nishimura, Saw, Htay-Wah. 2023. An Experimental Evaluation of Two Approaches for Improving Response to Household Screening Efforts in National Mail/Web Surveys. Journal of Survey Statistics and Methodology 11(1):124-140.
- Mneimneh, Zeina Nazih, Steven G Heeringa, Yu-Chieh Lin, Yasmin A. Altwaijri, Raphael Nishimura. 2020. The Saudi National Mental Health Survey: Sample design and weight development. International Journal of Methods in Psychiatric Research 29(3):e1829.