Contact Us

800 Reserve St
Wisconsin Center for Environmental Education
College of Natural Resources
University of Wisconsin - Stevens Point
Stevens Point, WI 54481
Tel: 715.346.4956
Fax: 715.346.3025

Nicole Filizetti
Program Development Specialist and Project Learning Tree State Coordinator
Nicole was a middle and high school science teacher in the rural Upper Peninsula and urban Florida for 10 years before starting with LEAF in 2013.  She obtained her formal education at Northern Michigan University, including a B.S. in Biology/Ecology, a post-baccalaureate secondary teaching certificate, and an M.S. in Science Education. 

Nicole came into her interest in forestry education as an extension of her childhood spent playing in the woods, and she loves her job because she gets to help teachers get their students outdoors.  Nicole can be reached at  

Sarah Gilbert
Program Coordinator
Sarah's appreciation for the forests of Wisconsin began on her parents' forested property in Adams County. Sarah's educational background includes a bachelor's degree with a major in Forest Recreation and a minor in Environmental Communications from UWSP and a master's degree in Natural Resources with an emphasis in Environmental Education also from UWSP. While living in southwestern Wisconsin, Sarah enjoyed working as both a naturalist at Wyalusing State Park and as lead guide at the Villa Louis State Historic Site. She also helped increase urban forest awareness as a former co-owner of Natural Choice Tree Care, Inc.
Chris Kuntz
Program Associate
Chris Kuntz was an Alaskan Forester for 5 years with the US Forest Service and Ketchikan Pulp Company, an Urban Forester for the city of Minot, ND for 15+ years, is the mother of quadruplets, and an elementary teacher. She has attended a variety of institutions: the University of Wisconsin – Madison, University of North Dakota- Grand Forks, University of North Dakota- Fargo, and Minot State University. Chris loves life and the outdoor world around her. She is a nurturer, loves to see people, plants, and ideas grow from seeds through a full and varied life.  Chris can be reached at
Gretchen Marshall
Forestry and Outdoor Education Specialist
Gretchen Marshall has always loved being outdoors and has spent many hours fishing with family in Canada. Her first appreciation for school forests developed in high school as an environmental education counselor with the Tri-County School Forest program. Gretchen received her bachelor degrees in Biology Education and Resource Management: with an emphasis in Environmental Education from UWSP. She recently received her Master’s degree in Environmental Education. Gretchen taught high school biology in Black River Falls and helped develop the school forest program there before joining the LEAF Program. Gretchen can be reached at
Dan Martinson
Communications and Networking Coordinator
Dan's love of the outdoors began with family camping, hiking, and rock climbing trips in central Wisconsin. Today his hobbies continue to connect him to Wisconsin's environment as an avid swimmer, mountain biker, snowboarder, and cross country skier. Dan graduated from UWSP with a degree in Education and taught middle school science, math, and reading. He has worked professionally and as a community volunteer on a variety of digital, web, and print design projects, public relations and marketing campaigns, and promotional and outreach materials. Dan enjoys the unique challenge of integrating environmental education and the digital world. Contact Dan at

Pat Arndt is a high school science teacher, school forest manager, and the environmental education coordinator for the Berlin School District. He received both his bachelor's degree in biology/chemistry/secondary education and master's degree in resource management/ environmental education from the University of Wisconsin-Stevens Point. Pat has been teaching in the classroom since 1990.
Sally Ellingboe retired from the Stevens Point Area School District in 2002. She served as the environmental education coordinator and managed the district's Boston School Forest for 20 years. Sally was also an elementary school teacher for 12 years. She received both her bachelor's degree in intermediate/upper elementary education and her master's degree in resource management/environmental education at the University of Wisconsin-Stevens Point.
Mike Johnson teaches at Longfellow Middle School in La Crosse as part of the School on the River Program. He received both his bachelor's degree in elementary education and his master's degree in education from the University of Wisconsin-La Crosse. Mike has been teaching in the classroom since 1998.


Roger Jones grew up in the Adirondack foothills, where he enjoyed hunting and fishing. After earning his Ph.D in Mathematics from Rutgers University he spent 30 years as a professor of Mathematics at DePaul University. While at DePaul he published over 60 research articles, and worked extensively with high school math teachers and served on several North Central Evaluation committees. In 2004 he retired from DePaul and moved to his summer home in the northwoods of Wisconsin, where he continues to enjoy hunting, fishing and camping. He has recently been active in showing math teachers how mathematics is used in forestry and wildlife management.​

Mary Pardee
is an assistant professor with the UW-Cooperative Extension, serving in the role of Community, Natural Resource and Economic Development Educator in Polk County. She received her bachelor’s degree in Environmental Science from UW-Green Bay and her master’s degree in Environmental Education and Interpretation from UW-Stevens Point. A former naturalist and lakes education specialist, Mary has been teaching various environmental concepts to adult and youth audiences for over 20 years.
Brian Wahl currently works for the Department of Natural Resources.  He received his bachelor's degrees in Natural Science and Education from UW-Madison.  After teaching high school Agriculture and Environmental Science and working as a naturalist, he received his master's degree from UWSP with an emphasis in Urban Forestry.  Brian enjoys sharing his passion for the outdoors and forestry with all age groups.  He remains active with the local schools by leading field trips and guest speaking several times a year.