About us

Director of LIQAS


Dr. Johnson Li is an Assistant Professor in the Department of Psychology at the University of Manitoba.

Research interests: Next-gen data solution to behavioural and social statistics, including nonparametric effect sizes and statistics, meta-analysis, corrections for range restriction, resampling techniques, mediation/moderation, structural equation modeling, latent-variable modeling,

Teaching interests: Quantitative methods in psychology, design and analysis for psychological experiments, applied univariate and multivariate statistics, measurement and psychological testing, resampling techniques, and latent-variable modeling.


Student Research Assistants/Helpers:


Mr. Jiazhou Bi is a M.Sc. from the Department of Marketing, Asper School of Business, University of Manitoba. Jiazhou received his Psychology Undergraduate Research (PURE) Award in 2015 on examining the reliability of the Spence Children’s Anxiety Scale (SCAS). Jiazhou was included in the faculty’s dean’s list multiple times, and was honoured with scholarship for four times while he was completing his first-class honour degree in psychology at the University of Manitoba. After finishing the bachelor degree, Jiazhou will continue his research in marketing with his psychology insights and methodology in this future.



Mr. Marcello Nesca is currently a 3rd year undergraduate psychology student at the University of Manitoba. He has a significant amount of experience in Research due to his work experience as a market research analyst for the past 7 years, as well as having completed a BCom Honours degree in 2005. He is very enthusiastic and passionate about research. Marcello’s future interests are graduate studies in Social Psychology, as well as aspiring to be a future Professor and Researcher



Mr. Rory Waisman is an undergraduate student in his final year of the Psychology Honours program. Rory received an NSERC Undergraduate Student Research Award in 2014 and a Psychology Undergraduate Research (PURE) Award in 2015, both to examine false recognition memory using computational and empirical methods. He received another PURE Award in 2015 to develop Monte Carlo simulations examining the performance of various methods for estimating the reliability of composite scales. Rory won a Best Student Presentation Award from the Brain and Cognitive Science section of the Canadian Psychological Association in 2015 and has also presented his research at the International Meeting of the Psychometric Society in 2016.



Mr. Yongtian Cheng is a MA in quantitative psychology student in the University of Manitoba. He was born in China and enjoys the beauty of Canada and Winnipeg. His research interest is the reliability of statistical methodology used in psychological research. Cheng’s ambition is becoming a quantitative psychologist, and he presented his honour-thesis study at the International Meeting of the Psychometric Society (IMPS) in 2016.


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