1. Correspondence concerning this article should be addressed to Yue Zhang, Psychology Department, Santa Clara University, 500 El Camino Real, Santa Clara, CA, USA 95053 ().
2. Aging Studies Institute, Syracuse University, 310A Lyman Hall, Syracuse, NY, USA 13244 ().
3. Department of Human Development and Family Science, Syracuse University, 144H White Hall, Syracuse, NY, USA 13244 ().
4. Department of Child and Family Studies, Yonsei University, 215-4 Samsung, Hall, 50 Yonsei-ro, Seodaemun-gu, Seoul, South Korea 03722 ().
5. Department of Child and Family Studies, Yonsei University, 215-4 Samsung Hall, 50 Yeonsei-ro, Seodaemun-gu, Seoul, South Korea 03722 ().