Natalie Warren is a Minneapolis-based author, scholar, and public speaker on environmental issues. A lifelong paddler and river lover, she canoed the length of the Mississippi River and won first place in the Yukon River Quest in the women's voyageur division, paddling 450 miles in fifty-three hours. A contributing writer to outdoor publications, she has worked with Bancroft Arnesen Explore, St. Croix River Association, and River Management Society, and she started a nonprofit to present urban rivers as natural, dynamic classrooms for youth.

Ann Bancroft is one of the world's preeminent polar explorers and an internationally recognized educator, speaker, and philanthropist. With Liv Arnesen, she is author of No Horizon Is So Far: Two Women and Their Historic Journey across Antarctica (Minnesota, 2019).