Study Design
Eastern Wisconsin

Eric Cooley


Office: Green Bay, WI
University of Wisconsin Green Bay

2019 Technology Way, Room 127

Green Bay, WI 54311

(608) 235-5259 (mobile)

Eric Cooley is Co-Director of Discovery Farms who coordinates water quality research efforts, collects and disseminates data and develops educational materials based on Discovery Farms’ research results. Eric received his B.S. in Soil and Water Conservation and M.S. in Soil Physics from UW-Madison. He specializes in surface water runoff and tile drainage. 

Manure Management
Nutrient Management
Budget Inquiries
Farmer-Led Watershed

Amber Radatz


Office: Pigeon Falls, WI
(608) 317-0001 (mobile)
(715) 983-5668 (office)

Amber Radatz is Co-Director of Discovery Farms with a technical background in manure management and nutrient loss, and an expertise in program development, grant writing and communications. Amber received her B.S. and M.S. in Soil Science from UW-Madison. As Co-Director, she coordinates project development and analysis as well as works closely with farmers and advisors on manure management, water quality and nitrogen use efficiency.

Administrative Inquiries

Judy Goplin

Program Assistant

Office: Pigeon Falls, WI
(715) 983-5668 (office)

Judy Goplin is the Discovery Farms Program Assistant in the Pigeon Falls office. Judy manages financials, assists in event coordination, arranges travel for staff and keeps behind the scenes tasks taken care of. Judy began her career with UW-Extension in 1992 and joined Discovery Farms when it was founded in 2001. Judy keeps program efforts running smoothly. 

Stream and Lake

Aaron Wunderlin

Senior Research Specialist

Office: Green Bay, WI
University of Wisconsin Green Bay

2019 Technology Way, Room 126

Green Bay, WI 54311

(920) 839-5431 (mobile)

Aaron Wunderlin, Research Coordinator for Discovery Farms, collects, analyzes and presents water quality data for the Nitrogen Use Efficiency and Tile Monitoring Projects in Eastern Wisconsin. Aaron received his B.S. in Biology from UW-Platteville and M.S. in Environmental Science and Policy from UW-Green Bay. His technical background ensures accurate data collection and organization.

Communications Requests
Farmer Network



Erica Gentry

Farmer Network and Communications Coordinator

Office: Pigeon Falls, WI
(715) 299-2678 (mobile)
(715) 983-5668 (office)

Erica Olson is the communications and farmer network coordinator at Discovery Farms. Erica manages communications requests, plans events, maintains and promotes the online farmer network and develops outreach strategies. She received her B.S. in Agronomy and Certificate in Agricultural Business Management from UW-Madison. Erica enjoys seeing farmers’ passion for maintaining farm sustainability, productivity and profitability while caring for the landscape.

Nitrogen Use Efficiency

Abby Augarten

Nitrogen Use Efficiency Project Coordinator

Office: Madison, WI
(914) 844-2146 (mobile)

Abby Augarten, Nitrogen Use Efficiency Project Coordinator, records on-farm agronomic information, collects soil and plant samples, analyzes data and organizes project outreach. Abby received her B.S. in International Agriculture and Rural Development from Cornell University. Abby is passionate about supporting agriculturalists to promote the profitability and preserve the environmental integrity of farming systems.
University of Wisconsin Green Bay
2420 Nicolet Drive – ES107
Green Bay, WI 54311
(262) 674-4021

Matt Ruark

Discovery Farms Faculty Advisor

UW-Madison Department of Soil Science  
(608) 263-2889 

Dr. Matt Ruark is an Associate Professor in the Department of Soil Science at the University of Wisconsin-Madison and an Extension Specialist at the University of Wisconsin-Extension. His Nutrient Cycling and Agroecosystems Laboratory works to improve our knowledge of carbon, nitrogen, and phosphorus cycling in grain, dairy, and vegetable cropping systems. He serves as Faculty Advisor to the UW-Discovery Farms program. Matt received his BS and MS in Soil Science from the University of Minnisota and his PhD in Agronomy from Purdue University.  


USGS Partner


Todd Stuntebeck

Physical Scientist

Todd has been working with the Discovery Farms Program as part of his duties with USGS since 2003. Todd specializes in data collection and operating monitoring stations which allows the program access to high quality and reliable data.




Dennis Frame


Dennis was the co-director of the Discovery Farms Program from 2001 to 2013. He now runs his own consulting firm, Timber Ridge Consulting, where he works with farmers and agri-business on evaluating agricultural environmental performance.


Fred Madison


Fred became the co-director of the Discovery Farms Program in 2001. Fred's work focused on the impacts of animal waste and its management on surface and groundwater.