1. Faculty of Nursing, University of Alberta, Edmonton, AB T6G 1C9, Canada
2. Laboratory of Human Development and Cognition, Federal University of São Carlos, São Paulo 13566-590, Brazil
3. Gerontology Research Centre, Simon Fraser University, Vancouver, BC V6B 5K3, Canada
4. William James Center for Research, ISPA—Instituto Universitário, 1149-041 Lisbon, Portugal