Mark Krawczyk is an applied ecologist, educator, and grower with a background in permaculture design, agroforestry, natural building, traditional woodworking, and small-scale forestry. He co-owns and operates Keyline Vermont LLC, teaching, designing, and consulting for farmers, homeowners, and homesteaders.  Since 2008, Mark has taught over 30 Permaculture Design Courses and been a specialist guest instructor in dozens more.  He holds Diplomas in Permaculture Design and Education from the Permaculture Institute of North America.  He and his wife also co-manage Valley Clayplain Forest Farm – 52 acres of field and forest in New Haven, Vermont, USA.