Bonnie Waltch, Director, Producer, and Writer has been involved in numerous PBS science series, including The Secret of Life (NOVA/BBC), Scientific American Frontiers, Out of the Past, and The Ring of Truth, as well as programs for the Discovery Channel and Animal Planet. She directed and wrote Super Reefs: The Future of Coral for the Woods Hole Oceanographic Institution and has produced exhibit media for museums around the U.S., including Niagara Falls Visitor Center, Pikes Peak Visitor Center, the Tennessee State Museum, the Nebraska State Museum, the Mob Museum, and the National World War II Museum. Bonnie has an BA in Semiotics from Brown University.

She is the award-winning senior producer and writer of the one-hour international broadcast documentary, Earth Emergency, and series of five short films, Climate Emergency: Feedback Loops, which was launched in January 2021 with a virtual event featuring the Dalai Lama and Greta Thunberg and attended by over one million viewers globally. The films have been featured in more than 50 film festivals worldwide.

The one-hour broadcast version, Earth Emergency, aired on national PBS in December 2021 and April 2022, and has been sold to broadcasters around the globe, including Australia, France, Italy, Mongolia, Latin America, Poland, and Sweden.