Zhiming (Gia) Lu

Zhiming (Gia) Lu



Thank you for visiting my page. I am an M.S student in the Department of Psychology at Sun Yat-sen University, advised by Professor Zijun Ke.

Research Interests

Within Quantitative Psychology, I am particularly interested in Causal Inference and Meta-analysis.

Previsouly, I have done some work in

  • strengthing causality in mediation analysis
  • refining modeling approaches for experimental mediation
  • advancing mediation meta-analysis for clinical research

Currently, I am working on

  • Publication Bias in Mediation Meta-analysis


Updated in Nov. 2023

Manuscripts Drafted

  • Lu, Z., Ke, Z., Cheung, R. Y. M., & Zhang, Q., (under review) Synthesizing data from pretest-posttest-control-group designs in mediation meta-analysis. Under review at Structural Equation Modeling: A Multidisciplinary Journal

  • Lu, Z., & Ke, Z., (submitted) Strengthening causality in the mediator-outcome relationship: The use of instrumental variable regression in experimental mediation

  • Lu, Z., & Ke, Z., (submitted) Two-factor designs reveal more than you think: A perspective from experimental mediation.

  • Ke, Z., Tan, X., & Lu, Z., (manuscript drafted) Examining instrument relevance when there are multiple endogenous predictors: A new index.

In Progress

  • Publication bias in mediation meta-analysis based on pretest-posttest-control-group designs

Conference Presentations

  • Lu, Z., & Ke, Z. (2023). A New Causal Mediation Approach Based on Observational Mediation Modeling and Instrumental Variable Regression. International Meeting of Psychometric Society, July, Maryland, USA. [Abstract]. [Slides&speech].

  • Ke, Z., Tan, X., & Lu, Z. (2023). Examining Instrument Relevance when There are Multiple Endogenous Predictors: A new Index. International Meeting of Psychometric Society, July, Maryland, USA. [Abstract].

  • Lu, Z., Ke, Z., Cheung, R. Y. M., & Zhang, Q. (2023). Synthesizing Data from Pre-posttest-control-group Designs in Mediation Meta-analysis. The Annual Meeting of the International Society for Data Science and Analytics, July, Shanghai, China [Abstract]. [Slides&speech].

Forum Presentations

Weekly Forum in Psychology in Sun Yat-sen University 19 Sep. 2022, Guangzhou, China

  • “How to Conduct A Mediation Meta-analysis to Explore Therapeutic Mechanisms” (150 min)



  • Sep. 2021 - Present Sun Yat-sen University, M.S. in Psychology

  • Sep. 2018 - Jul. 2021 Qiqihar University, B.E. in Civil Engineering

Teaching Assistant

  • Mar. 2022 - Jul. 2023 Regression Analysis (2022), Sun Yat-sen University

  • Sep. 2023 - Jan. 2024 Regression Analysis (2023), Sun Yat-sen University


  • The Psychometric Society Travel Award (2023).
  • Sun Yat-sen University First Prize Scholarship (2023)
  • Sun Yat-sen University Second Prize Scholarship (2021 & 2022)


  • The Psychometric Society

  • The International Society for Data Science and Analytics


  • Dec. 2018 - Dec. 2019 Math Teacher (volunteer), SOS Children’s Village

  • Mar. 2017 - Dec. 2019 English-Chinese Translator, Shenzhen Yimu Information Technology Co.