Prof. Dr. Tour Liu received a B.Sc. degree from Heilongjiang University in 2008, majoring in Applied Psychology, an M.Sc. degree from Shenzhen University in 2011, majoring in Psychological Statistics and Measurement, and a Ph.D. degree from Beijing Normal University in 2016, majoring in Psychological Measurement and Evaluation. Prof. Dr. Liu is an Associate Professor and Deputy Director and Head of the Department of Psychology at Tianjin Normal University. Prof. Dr. Liu’s research interests mainly focus on item response theory, cognitive diagnosis model, computer adaptive testing, and multimodal data mining.
