Dr. Coles' Supercentenarian Institute: " We, the Gerontology Research Group (GRG) based in Los Angeles, California, USA; Atlanta, Georgia, USA; and Warsaw, Masovia Voivodeship, Poland, are a non-profit global scientific institution of researchers in various fields of gerontology, human longevity, public health, and demography. We endeavor to further gerontology research with a goal of slowing and reversing aging. Our focus is also concerned with verifying, validating, and recording supercentenarians – people who eclipse the lifespan of 110 years or more. [...]" https://www.grg-supercentenarians.org