Morning Glory Zell-Ravenheart (May 27, 1948 – May 13, 2014), born as Diana Moore, subsequently known as Morning Glory Ferns, Morning Glory Zell and briefly Morning G'Zell, was a Neopagan community leader, author, lecturer, and priestess of the Church of All Worlds. An advocate of polyamory, she is credited with coining the word. With her husband Oberon Zell-Ravenheart she designed deity images.
Morning Glory Zell-Ravenheart died in the last 10 years.
She died in 2014, which is definitely within the past 10 years ago. It's difficult because the system has trouble calculating dates in the past relative to the current date.