Rob Avis, PEng, is co-owner and operator of Adaptive Habitat, a leading-edge property design firm for resilient homes, acreages, and farms, and Verge Permaculture, a globally recognized award-winning education business described by Geoff Lawton as one of North America's premier permaculture design and education companies. Co-author of Essential Rainwater Harvesting, Rob has been professionally involved in project management, ecological design, and sustainable technologies since 2005. He lives in Alberta, Canada.

Takota Coen is a permaculture educator and co-owner of Coen Farm-an award-winning 250-acre permaculture farm that produces nutrient-dense raw-milk-fed pork, grass-fed beef, pastured eggs, forest garden berries, and herbal teas. Takota is a second-generation organic farmer and holds two Permaculture Design Certificates from the Permaculture Research Institute, two Holistic Management Certificates from Holistic Management International, and a Red Seal Journeyman Certificate for Carpentry. He lives near Edmonton, Alberta.

Michelle Avis, PEng, is co-owner and operator of Adaptive Habitat, a leading-edge property design firm for resilient homes, acreages, and farms, and Verge Permaculture, a globally recognized award-winning education business described by Geoff Lawton as one of North America's premier permaculture design and education companies. Co-author of Essential Rainwater Harvesting, Michelle has over a decade of experience in project management, ecological design, and sustainable technologies. She lives in Alberta, Canada.

Mother Earth News Wiser Living Books