#SRS21 Speakers

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Gabe Brown

Soil Health Pioneer and Renowned Rancher

Gabe Brown is a pioneer of the soil-health movement and has been named one of the twenty-five most influential agricultural leaders in the United States. The Browns' 5,000-acre farm and ranch integrates their grazing and no-till cropping systems, which include cash crops and multi-species cover crops along with all-natural, grass-finished beef and lamb, pastured pork, and laying hens.

Dr. Vandana Shiva

Environmental Activist and Scholar

Vandana Shiva is an Indian scholar, environmental activist, food sovereignty advocate, and anti-globalization author. Shiva has worked to promote biodiversity in agriculture to increase productivity, nutrition, farmers' incomes and it is for this work she was recognised as an 'Environmental Hero' by Time magazine in 2003.

John D. Liu

Ecologist, Researcher and Filmmaker

John has concentrated on ecological film making since the mid-1990s, and has written, produced and directed films on Grasslands, Deserts, Wetlands, Oceans, Rivers, Urban Development, Atmosphere, Forests, Endangered Animals, and Poverty Reduction. His work has taken him to over 70 countries.

Ray Archuleta

Soil Scientist and Conservation Agronomist

Ray Archuleta is a Rancher in Seymour, MO. He is also a Certified Professional Soil Scientist with 32 years experience in Conservation Agronomy, Water Quality Specialist and Nutrient Management Specialist with NRCS.

Ernst Gotsch

Researcher and Farmer

Ernst Gotsch is a Swiss farmer and researcher working mostly in Brazil. He has originated a system of climate and biodiversity friendly sustainable farming techniques known as syntropic agriculture or dynamic agroforestry.

Jean-Martin Fortier

Author, Market Gardener and Educator

Jean-Martin (JM) Fortier is a farmer, educator, entrepreneur, and best-selling author specializing in organic and bio-intensive vegetable production.

David Johnson

Molecular Biologist and Research Scientist

David is a molecular biologist conducting research as Research Scientist at the Institute for Sustainable Agricultural Research at New Mexico State University, Las Cruces, NM and an Adjunct Professor at the Center for Regenerative Agriculture and Resilient Systems at California State University, Chico, CA.

Didi Pershouse

Author, Educator, and Soil Sponge Strategist

Didi Pershouse is an author, educator, and soil sponge strategist committed to building healthy communities both above and below ground. She connects the dots between soil health and public health, and the role of beneficial microorganisms in maintaining a healthy climate both inside and outside the body.

Peter McCoy

Author and Renowned Mycologist

Peter McCoy is an author, researcher, and interdisciplinary educator advancing a variety of applied mycology fields. With nearly 20 years of experience working with fungi, Peter is widely regarded as a pioneer in areas of environmental regeneration utilizing fungi.

Dr. Suzanne Simard

Professor of Forest Ecology

Suzanne Simard is a professor of forest ecology and teaches at the University of British Columbia. Her main focus is on the below-ground fungal networks that connect trees and facilitate underground inter-tree communication and interaction.

Dan Kittredge

Farmer, Educator and Bionutrient Expert

Dan has been an organic farmer for more than 30 years, and is the founder and executive director of the Bionutrient Food Association, an 8-year old non-profit educational organization whose mission is to “increase quality in the food supply.”

Steve Gabriel

Ecologist, Educator and Forest Farmer

Steve Gabriel is an ecologist, forest farmer, and educator living in the Finger Lakes Region of New York State in the US. Throughout his career, Steve has taught thousands of farmers and land managers about the ways farming and forestry can be combined to both benefit the ecology and the bottom line of the farm.

Walter Jehne

Microbiologist and Soil Sponge Strategist

Walter Jehne is a former CSIRO Climate Scientist and Microbiologist, he is also the founder of Healthy Soils Australia.

Martin Crawford

Food Forest Designer and Educator

Martin is the founder and Director of the Agroforestry Research Trust. Founded in 1992, to research and educate in mainly temperate agroforesty systems.

Zach Weiss

Watershed Restoration Expert

Protégé of revolutionary Austrian farmer Sepp Holzer. Blending a unique combination of systems thinking, empathy, and awareness, Zach created Elemental Ecosystems to provide an action-oriented process to improve clients' relationship with their landscape.

Colin Andrews

Chair of Tiyeni and Conservation Agriculture Specialist

Colin Andrews, trained in Land Agency and a former Chartered Surveyor, became a trustee of The Tiyeni Fund in 2013 and Chair in 2018. He works closely with an all Malawi team of field trainers and agricultural experts in Malawi. He works closelty with a technical team of soil scientists, who advise the organisation.

Mark Shipperlee

Biochar Expert and Permaculture Educator

Mark Shipperlee runs Green Man Enterprises - countryside and woodland management, food growing, recycling, permaculture, biochar, orcharding projects.

Graham Bell

Permaculture Designer, Educator and Author

Graham Bell is an internationally respected teacher, author and lecturer in Permaculture and other allied disciplines over the last thirty years. He was the first person in Britain to be awarded the Diploma in Permaculture by Bill Mollison personally in 1990.