Marian T. Hannan, DSc, MPH, senior researcher in the Research and Training Institute of Hebrew Rehabilitation Center for Aged (the Center), was recently invited to join the National Bone and Joint Decade Committee, part of a World Health Organization initiative. The goal of this global campaign is to improve quality of life for people with musculoskeletal conditions, such as arthritis and osteoporosis, and to advance understanding and treatment through research, prevention and education.