Miranda Esmonde-White (born May 9, 1949) is a Canadian fitness trainer, former ballerina with the National Ballet of Canada, and author of books on aging, health and fitness. She created the dynamic stretching and strengthening workout, Essentrics, and the PBS fitness TV show, Classical Stretch, based on Essentrics. Her study of the benefits of eccentric stretch training has also been the basis of the pledge documentaries Aging Backwards and Forever Painless airing on PBS public television. Source: Wikipedia (en)