A Chicago-based freelance writer, traveler and the author of “On the Wings of the Hummingbird,” a blog about joy, Mary Ellen Sullivan wrote about the arts, music, travel and women’s issues, with a specialty in health care, for more than 30 years. She was the author of the best-selling book “Cows on Parade in Chicago,” as well as several travel guides. Mary Ellen passed away in March 2016. You can read about her extraordinary life here.
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