Chapter 1: Introduction Richard Lindsay, M.D. Chapter 2: Functional Assessment Technologies Marilyn Rantz, R.N., Ph.D., Marjorie Skubic, Ph.D., Kathryn Burks, R.N., Ph.D., Jie Yu, B.S.N., R.N., George Demiris, Ph.D., Brian K. Hensel, Ph.D., M.S.P.H., Gregory L. Alexander, Ph.D., R.N., Zhihai He, Ph.D., Harry W. Tyrer, Ph.D., Marc Hamilton, Ph.D., Jia Lee, Ph.D., R.N., Marybeth Brown, Ph.D. Chapter 3: Mobility and Gait Assessment Technologies Patrick Riley, Ph.D., Kate W. Paylo, D.O., D. Casey Kerrigan, M.D., M.S. Chapter 4: Mobility Aids for the Elderly Glenn Wasson, Ph.D., Pradip Sheth, Ph.D., Cunjun Huang, Ph.D., Majd Alwan, Ph.D. Chapter 5: Sleep Assessment Technologies Steven Koenig, M.D., David Mack, Majd Alwan, Ph.D. Chapter 6: Vision Impairment Assessment and Correction Technologies Stanley Woo, Ph.D. Chapter 7: Managing hearing loss in older adults: assessment, intervention and technologies for independence and well being Matthew H. Bakke, Ph.D., Claire M. Bernstein, Ph.D., Scott J. Bally, Ph.D., Janet L. Pray, Ph.D. Chapter 8: Falls, Fall Prevention and Fall Detection Technology Prabhu Rajendran, M.S., Amy Corcoran, M.D., Bruce Kinosian, M.D., Majd Alwan, Ph.D. Chapter 9: Computerized Methods for Cognitive Testing Vered Aharonson, Ph.D., Amos Korczyn, M.D.