David Greenberg
Director of Charter School Authorizing
greenberg@auduboncharterschools.org

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David Greenberg has been at the Audubon Center of the North Woods since 2012 and brings to his role broad and deep experience in charter schools as a teacher, school leader, and authorizer. David holds a secondary teaching license in Social Studies, and has taught multiple subjects on waivers during his time as a teacher. David grew up in the Twin Cities, and after earning his Bachelor’s degree in Sociology from the University of Pennsylvania, moved to Madrid, Spain where he taught English and university test preparation 3 ½ years while learning Spanish. Upon returning to the States, David earned his Masters of Arts in Teaching from the University of Wisconsin – River Falls. During this time he spent 3 months in Santiago, Chile teaching high school history in Spanish. After teaching Social Studies in St. Paul Public Schools for three years, David co-founded El Colegio Charter School in Minneapolis and served as start-up coordinator, board member, advisor, special education teacher, lead teacher, and executive director during his 13+ years at the school. He also managed the school’s affiliated building company, including facilities financing and construction projects. He has served on the board of directors of EdVisions Cooperative and the Minnesota Association of Charter Schools as well as on the advisory committee for the Innovative Special Education Services. David is committed to working collaboratively with the schools authorized by ACNW, MDE, and other authorizers to ensure high quality education for all students in Minnesota. David is married and has a daughter who attends middle school in the Minneapolis Public School District. He is an avid hiker and canoeist.

Rhianon Sargent
Charter School Authorizing Specialist
sargent@auduboncharterschools.org

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Rhianon Sargent is the newest member of the Charter School Division. Her background is in operational management, including charter school operations, and student support. Rhianon is from South Minneapolis and earned her bachelor’s degree in Communications from the University of Minnesota. She has also completed graduate work in the field of education. Rhianon has worked at several local schools, non-profits, and for-profit corporations. She began her career in education at Aurora Charter School where she gained experience in charter school administration. From there she worked at Big Brothers Big Sisters of the Twin Cities where she successfully expanded the non-profit’s Hispanic Mentoring program. Afterward she worked for Columbia Heights High School in student support before moving to the corporate world, spending some time at Target Corporation in a finance position. Because of her passion for serving youth, Rhianon decided to move back into the education sector, most recently in a role with Hiawatha Academies as the Director of Operations at the Northrop campus. Rhianon is committed to using her experience and education to support great schools. She believes that every child has the capacity to be a successful learner and through her work as an authorizer, she strives to empower great schools in serving their students. Working for ACNW in the Charter School Division allows Rhianon to align her passion for education with her love of the environment.

Erin Anderson
Environmental Education Evaluator
anderson@auduboncharterschools.org

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Erin has been with the Audubon Center of the North Woods since 2012, and in her current role as Environmental Education Evaluator since 2014. She was drawn to the work through her passion for environmental education and is personally committed to the Audubon Center’s mission and vision. Erin holds a Master of Arts in Teaching in Museum Education from The George Washington University and a Bachelor of Arts in History from the University of Minnesota, Twin Cities. Her work experience includes exhibition, program, and evaluation work for the Audubon Center of the North Woods, Smithsonian Institution National Museum of American History, International Spy Museum, Carver County Historical Society, Carver County Parks, The Children’s Museum of Indianapolis, and the Mill City Museum. She has presented workshop sessions on environmental education, object-based learning, exhibit planning, and museum evaluation. Her specialties include school and public programming, evaluation, and environmental education. She is a passionate advocate for audience accessibility, and was named a 2012 Smithsonian EdLab Education Innovator. Erin is originally from South Dakota, where she reigned as the 2004 State Oratory Champion, and enjoys photographing her cats, grilling, fishing, and Mel Brooks.

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