• 👋 Hi, I’m @HelenLiu
• 🧐 Ph.D student in Applied Psychology, working with Prof. X.T.(XiaoTian) Wang at the Human Development & Behaviroal Decision Making Lab at the Chinese University of Hong Kong(Shenzhen), Shenzhen, China
• 📫 Reach me at zhengliu2@link.cuhk.edu.cn!

Behavioral decision making Self-cognition Meta-research Computational modelling

1. In progress (expected graduation 2026)

■ The Chinese University of Hong Kong(Shenzhen), Shenzhen, China

Ph.D in Applied Psychology

2. 03/2021-03/2022

■ University of Sydney (USYD), Sydney, Australia

M.Ed. in Educational Psychology

3. 11/2016-10/2020

■ Australian National University (ANU), Canberra, Australia

■ Southwest University (SWU), Chongqing, China

 B.Sc. in Psychology in ANU and SWU

# Equal Contribution, * Corresponding

• Liu, Z., Yang Z.H, Wang X.T. Time as Currency: Delay Discounting in Time Banks and Policy Implications. under review.
• Hu,M.#, Liu,Z.#,Wang,X. T. (X.),Li,R.(2025). binaryRL: Reinforcement Learning Modeling of Two-Alternative Forced Choice Decision Making in R — A Step-by-Step Tutorial. under review. preprint:https://osf.io/preprints/psyarxiv/b7tvc_v1/
• Zhu,P.#, Liu,Z.#, Kang,C., & Hu,C-P. (2025).Measurement Reliability of Cognitive Tasks: Current Trends and Future Directions.(In Chinese) Chinese Science Bulletin. Advance online publication. https://doi.org/10.1360/CSB-2025-0551
• Liu,Z., Wang,X. T. (X.), Wang,Z., Yan,W., & Hu,M. (2025). Registered reports in psychology across scholarly citations and public dissemination: A comparative metaevaluation of more than a decade of practice. American Psychologist. Advance online publication. https://doi.org/10.1037/amp0001503
• Liu,Z.#, Hu,M.#, Zheng,Y., Sui,J., & Hu,C-P. (2025).A Multiverse Assessment of the Reliability of the Self-matching Task as a Measurement of the Self-prioritization Effect. Behavior Research Methods,57, 37. https://doi.org/10.3758/s13428-024-02538-6
• Cai, Y., Liu,Z.*, Hu,M., Pang,T., LUO,W., Cheng,J., & WEI,Y. (2024). Business Decision-Making Game Facilitates Training Effectiveness: A Three-Level Meta-Analysis. In Academy of Management Proceedings (Vol. 2024, No. 1, p. 13471).https://doi.org/10.5465/AMPROC.2024.13471abstract
• Liu,Z., Noel,E.S., Wang X.T. (2024). Differential Signaling Effects of Blood Glucose on Delay Discounting in Healthy and Type 1 Diabetes Samples. Journal of Behavioral Medicine,839–848. https://doi.org/10.1007/s10865-024-00500-7
• Liu,Z.*, Wen,J., Liu,Y., & Hu,C.-P. (2023). The Effectiveness of Self: A Meta-analysis of Using Self-Referential Encoding Techniques in Education. British Journal of Educational Psychology, 94, 112–137. https://doi.org/10.1111/bjep.12636
• Hu, C.-P*, Liu,Z., Wang,X., Lu,S. (2023). Cognitive Ontology: A Unified Framework for Psychological Constructs. (In Chinese) https://chinaxiv.org/abs/202301.00098
• Li,J., Liu,Z., Du,Z., Zhu,N., Qiu,X., & Xu,X. (2021). Cortical Activation During Finger Tapping Task Performance in Parkinson’s Disease Is Influenced by Priming Conditions: An ALE Meta-Analysis. Frontiers in Human Neuroscience, 15, 774656. https://doi.org/10.3389/fnhum.2021.774656

• Liu,Z.#, Hu, M.#, Zheng, Y., Sui, J., & Hu, C.-P. (2023). Reliability of Self-Prioritization Effect as Measured by the Perceptual Matching Task: Evidence from Multiple Datasets. https://doi.org/10.17605/OSF.IO/ZV628 (Pre-registration)
• Liu,Z., Hu, C.-P, & Sui, J. (2021). Is Self-associative Learning Unique? A Meta-analytical Comparison of the Prioritization Effect of Self- and Non-self Associative Learning. https://doi.org/10.17605/OSF.IO/EUQMF (Pre-registration)

• Hu, M. #, Liu, Z. #, Wang X.T., Li, R. (2025).BinaryRL: An R Package for Building Reinforcement Learning Models in Value-based Two-alternative Forced Choice Task. The 2025 Academic Annual Conference of the Chinese Psychological Society's General Psychology and Experimental Psychology Committee, Chengdu, China.
• Liu,Z., Wang X.T., Wang,Z., Yan,W., Hu,M. (2024).Registered Reports in Psychology across Academic Citations and Public Dissemination. CUHK(SZ)-CUHK Joint Graduate Research Forum 2024, Shenzhen, China.
• Cai,Y., Hu,M., Liu,Z.*. (2024). Business Decision-making Game Facilitates Training Effectiveness: A Three-level Meta-Analysis. The Academy of Management(AOM) Annual Meeting, Chicago, Illinois, USA.
• Cai,Y., Hu,M., Liu,Z.*. (2024). Business Decision-making Game Facilitates Training Effectiveness: A Three-level Meta-Analysis. Navigating New Horizons: Management Research in the Greater Bay Area Conference,Shenzhen, China.
• Liu, Z., Noel,E.S., Wang X.T. (2023). Differential Signaling Effects of Blood Glucose on Delay Discounting in Healthy and Type 1 Diabetes Samples. International Conference on Mental Health Promotion, Shenzhen, China.
• Liu, Z.#, Hu, M.#, Zheng, Y., Sui, J., & Hu,C-P.(2023). A Multiverse Assessment of the Reliability of the Perceptual Matching Task as a Measurement of the Self-Prioritization Effect. The 25th National Academic Conference of Psychology, Chengdu, China.

• 2022-2026 Ph.D. Full Scholarship, The Chinese University of Hong Kong (Shenzhen)
• 2025 Outstanding Presentation Award, Doctoral Forum, 26th National Conference of Psychology
• 2025 Third Prize for Oral Presentation, The 3rd Interdisciplinary Forum on "Sustainable Development of Humanity" & National Graduate Academic Forum
• 2024 Third Prize in Oral Presentaion, CUHK(SZ)-CUHK Joint Graduate Research Forum
• 2023 Best Oral Presentaion, International Conference on Mental Health Promotion
• 2021 Postgraduate Student Leader of the Year Award, USYD
• 2017 Dean’s International Science Excellence Scholarship, ANU
• 2017 Annual Studentship in Excellence, SWU

• Summer 2023

Neuromatch Academy- Computational Neuroscience

Teaching Assistant

• Winter 2020 – Summer 2022

Meta-Self Lab (PI: Professor Hu Chuan-peng), Nanjing Normal Univeristy

Lab Manager & Research Assistant

■ Experiements & Computational Modelling

1. Computational Mechanisms of Value Representation in Risky Decision from Experience
2. Computational Mechanisms of Adaptation of Referecne Points to Reward Distribution
3. Model Comparisons of Temporal Delay Discounting
4. R Package for Reiforcment Learning Framework of TAFC Task
5. Decomposing Fork Wisdom using Natural Language Processing from Negative Life Events

■ Imaging Study

1. Receipriocity in Time Bank System in China

■ Meta-research

1. Meta-analytical Review of the Self-prioritization Effect in the Associative Learning Tasks