1. Department of Human Kinetics and Health Education, University of Nigeria , Nsukka, Enugu , Nigeria
2. Department of Psychology, University of Nigeria , Nsukka, Enugu , Nigeria
3. Department of Sociology and Gerontology, Miami University , Ohio , USA
4. Scripps Gerontology Center , Oxford, Ohio , USA
5. Project PINK BLUE – Health and Psychological Trust Centre , Abuja , Nigeria
6. Department of Psychology, Nile University of Nigeria , Abuja , Nigeria