Mary Bellis was a former writer for ThoughtCo. She covered inventors for ThoughtCo for 18 years. She was a freelance writer, film producer, and director. credited Mary for creating the number one online destination for information about inventors and inventions. Her writing has been reprinted and referenced in numerous educational books and articles. One of her films was a documentary on Alexander Graham Bell, the inventor of the telephone. She also worked as a curator specializing in computer-generated art.
Mary Bellis held a Master of Fine Arts degree in film and animation from the San Francisco Art Institute.
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