aKey Laboratory of Brain, Cognition and Education Sciences, Ministry of Education, China; School of Psychology, Center for Studies of Psychological Application, and Guangdong Key Laboratory of Mental Health and Cognitive Science, South China Normal University, Guangzhou, China

bDivision of Psychology, Faculty of Health and Life Sciences, De Montfort University, Leicester, UK

Correspondence to Hui Yu, Division of Psychology, Faculty of Health and Life Sciences, De Montfort University, Leicester LE2 7DR, UK. Tel: +44 116 207 8843; e-mail: [email protected]