[Duan, Changming] Univ Kansas, Dept Educ Psychol, Joseph R Pearson Hall,Room 625, Lawrence, KS 66045 USA.
[Falender, Carol] Pepperdine Univ, Grad Sch Educ & Psychol, Malibu, CA 90265 USA.
[Falender, Carol] Univ Calif Los Angeles, Dept Psychol, Los Angeles, CA USA.
[Goodyear, Rodney] Univ Redlands, Sch Educ, Redlands, CA 92373 USA.
[Qian, Mingyi] Peking Univ, Dept Psychol, Beijing Shi, Peoples R China.