For forty years, Joanna Macy's activism has been rooted in introspection and spiritual connection to a living earth. She has written about Buddhism and translated Rilke. Five of her ten books were published since her 80th birthday, as her productivity and her passion have increased with age. She still lectures around the world and teaches in the SF Bay Area.

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For forty years, Joanna Macy's activism has been rooted in introspection and spiritual connection to a living earth. She has written about Buddhism and translated Rilke. Five of her ten books were published since her 80th birthday, as her productivity and her passion have increased with age. She still lectures around the world and teaches in the SF Bay Area.

Today is Joanna's 90th birthday.

Authors Bio:

Josh Mitteldorf, de-platformed senior editor at OpEdNews, blogs on aging at http://JoshMitteldorf.ScienceBlog.com. Read how to stay young at http://AgingAdvice.org.

Educated to be an astrophysicist, he has branched out from there to mathematical modeling in a variety of areas, including evolutionary ecology and economics. He has taught mathematics, statistics, and physics at several universities. He is an avid amateur pianist, and father of two adopted Chinese girls, now grown. He travels to Beijing each year to work with a lab studying the biology of aging. His book on the subject is "Cracking the Aging Code", http://tinyurl.com/y7yovp87.