Ms Xie, completed her PhD in Educational Leadership and Management in the University of Nottingham, UK. She is currently working as a senior research fellow in Beijing Normal University, China. Prior to that, she worked at Peking University. She also worked as Deputy Director of International Curriculum Centre (ICC) in High School Affiliated to RENMIN University of China (known as RDFZ). Her research interests include school strategy, school leadership, teacher professional learning and development. She has been a (Co-)Principal Investigator of several national, provincial projects commissioned by Education Section of Embassy of the People’s Republic of China, Development Research Centre of the State Council. “Multi-level Mixed Methods Research Design: Challenges and Benefits” is published in Educational Research. The chapter, Against the Odds: Principal Leadership Practices of a Redeployed Principal in Challenging Contexts in China”, in “International Perspectives on Low-Performing Schools”, is published in the United States.