1. CAS Key Laboratory of Behavioral Science, Institute of Psychology, Chinese Academy of Sciences, Beijing, China
2. Department of Psychology, University of Chinese Academy of Sciences, Beijing, China
3. dongx@psych.ac.cnhttp://vpp.psych.ac.cn
4. State Key Laboratory of Brain and Cognitive Science, Beijing, China
5. baom@psych.ac.cnhttp://vpp.psych.ac.cn