1. Department of Consumer Sciences, The University of Alabama, Tuscaloosa, Alabama, USA;
2. Alabama Research Institute on Aging, The University of Alabama, Tuscaloosa, Alabama, USA;
3. Department of Psychology, The University of Alabama, Tuscaloosa, Alabama, USA;
4. Department of Educational Studies, The Ohio State University, Columbus, Ohio, USA;
5. Department of Psychology, Chung-Ang University, Seoul, South Korea