is a professional landscape photographer working from a base in Puget Sound, Washington. With her husband, Terry Donnelly, she has traveled to national parks and other public lands to photograph their grandeur. Her photographs have been published extensively in books, calendars, and by the Sierra Club and Audubon Society.

moved to Gardiner, Montana, after more than 30 years visiting Yellowstone to hike, backpack, kayak, and ski. She retired from teaching in Michigan, where she taught environmental science, and now is a Resident Instructor for the Yellowstone Association Institute. She is a graduate of the National Outdoor Leadership School (NOLS), a Wilderness First Responder, and a certified Leave No Trace master educator.

has been a hydrologist with the U.S. Forest Service for 28 years. Also an accomplished self-taught nature photographer, Pete has been published in National Wildlife, Outdoor Photographer, and Sierra Club calendars and many regional publications. He has combined his photography with writing to produce two books, Mountains and Mesas, and Incredible Vision—The Wildlands of Greater Yellowstone.

began studying wolves in Minnesota with Dave Mech during the 1970s. She has since conducted wolf research in Montana, Alberta, British Columbia, Northwest Territories, Romania, Italy, Arizona, and New Mexico. Her subjects included the first wolves to den in Montana since their extirpation in the early 1900s; this occurred a decade before wolves were restored to Yellowstone National Park.

can draw, paint, describe, and teach about all aspects of Yellowstone National Park’s ecology. He has a degree in wildlife ecology and experience teaching field biology, ornithology, dendrology, mammalogy, drawing, and field journaling. His art and writing have appeared in popular and scientific publications. His bronze sculptures can be found in collections across the United States, Europe, and in the National Museum of Wildlife Art in Jackson, Wyoming.

holds a Bachelor of Science degree with an emphasis in botany and a certificate in Scientific Illustration. Meredith’s botanical and wildlife illustrations have been published in numerous books, magazines and publications. She is a professional artist who has been teaching drawing to both adults and children for the past 20 years.

has studied arctic and alpine plant ecology in the Greater Yellowstone Ecosystem since 1973. He is a professor of biology at Northwest College, located immediately east of Yellowstone National Park, and has published an extensive review of North American alpine ecosystems.

has been studying otters for more than 5 years, earning his master’s degree in 2005 and now working toward his Ph.D. at the University of Wyoming. He has earned several awards for his research and has published numerous articles about otters and the ecology of Yellowstone Lake. His research focuses on how declines in cutthroat population affect otters and the ecology of the lake.

has over 15 years of experience in surface and groundwater modeling and analyses, environmental compliance, alternative waste management, and green building strategies. She owns an independent consulting service that focuses on strategies for sustainability and is the Outreach Director for the Biomimicry Institute, where she develops materials and programs.