Description: Expert discussion of two previously presented papers: Trajectories of Disability and Mortality among the U.S. Elderly Population: Evidence from the 1984-1999 NLTCS Stallard and The Interdependency of Increasing Life Expectancy and Driving Life Expectancy of Elderly Populations Leng and Wen. From 2005 Living to 100 and Beyond Monograph, M-LI05-1.