Susan Joy Hassol is an American author and science communicator best known for her work around climate change.

She also worked at the Windstar Foundation with John Denver, where she wrote a series of handbooks entitled "Creating a Healthy World," each book addressing greener ways to live with energy, water, recycling, and everyday chemicals, providing readers with simple things they can do in their daily lives to make a difference on the environment.

She works with many leading climate scientists, including Michael Mann, Katharine Hayhoe, Richard Somerville, and Jerry Melillo.

[11] In February 2023, Hassol published the article, "The Right Words Are Crucial to Solving Climate Change" in Scientific American.

[13] In 2021, Hassol received the AGU Ambassador Award for her tireless efforts to improve the quality of climate change communication.