RT @kerathink: .@CasteelHarper is a chaplain, essayist, and minister for older adults at The Riverside Church in New York City. Her book, “On Vanishing: Mortality, Dementia, and What It Means to Disappear” is out now: https://www.amazon.com/Vanishing-Mortality-Dementia-Means-Disappear/dp/1948226286