Zhou Zaiying is an associate professor at the Department of Statistics and Data Science, Tsinghua University. She holds a Ph.D. in Statistics from Tsinghua University, and was a visiting scholar at the Department of Statistics, Harvard University. She is also a reviewer for Mathematical Reviews (by AMS) and a council member of the Chinese Young Statisticians Association.

She teaches a series of courses for undergraduates, including "Experimental Design and Analysis", "Statistical Computing and Software", "Linear Regression Analysis", "Introduction to Nonparametric Statistics", etc. All these courses rank among the top 5% in the teaching evaluation. Among them, the courses "Experimental Design and Analysis" and "Introduction to Nonparametric Statistics" both achieved a full score in the evaluation with a variance of 0.00, ranking first among similar courses in the university.

In terms of teaching achievements, she has won the award of "Elegant Rhyme Candlelight · My Favorite Teacher" (initiated by the University Student Union and voted by all undergraduates), and the "Outstanding Teaching Award for Young Teachers" (the highest honor in teaching for young teachers). The courses "Linear Regression Analysis" and "Experimental Design and Analysis" she taught have been rated as "High-quality Courses", and the courses "Linear Regression Analysis" and "Statistical Computing and Software" have been rated as "Demonstration Courses for Integrating Ideological Education", and she has been awarded the title of "Demonstration Teacher". Since 2021, she has continuously won the "Annual Outstanding Teaching Award", and has also won the "Second Prize in the Young Teachers' Teaching Competition", the "Outstanding Online Teaching Teacher during the COVID-19 Prevention and Control Period", the "Outstanding Instructor of the National College Students' Mathematical Modeling Contest (guiding students to win the national first and second prizes)" and other honors.