Between Zeus and the Salmon - Online version of multi-author book describing biology and demography of longevity. Book can be ordered from National Academy Press.
Beyond the 120 Year Diet - Dr. Walford - Book review discusses Calorie Restriction (CRAN / CRON) - how it works and how to safely implement it. (Eds note: not much evidence exists in humans for this strategy, but it does have evidence from rodent models.)
Calculation of Life Expectancy - Concise explanation of the mathematics of life expectancy calculation with links to related concepts.
Changing Demography - Powerpoint presentation by influential researcher who developed an evolutionary theory of longevity which he calls "disposable soma".
The Hayflick Limit - The discovery by Leonard Hayflick that cells will not divide forever may explain the limited lifespan of organisms.
Healthy Life Expectancy - Offers an international comparison of disability adjusted life expectancies.
Innovita Research Institute - Research on aging, molecular concepts of aging, cloning and age-related diseases (Alzheimer's disease, Werner syndrome, Parkinson disease etc.)
IRS Life Expectancy Table - A table from age 35 on the number of years the IRS expects one to live based on current age.
Life Expectancy in the Future - Summary of presentations on trends in life expectancy at a Society of Actuaries conference in October, 1997.
Review of The Quest for Immortality - Generally favorable review of a book by Olshansky and Carnes that argues that large increases in life expectancy are unlikely in near future.