Dr. Anna Paltseva, is a distinguished urban soil scientist and educator, currently serving as a professor in the Department of Agronomy at Purdue University. She earned her Ph.D. in Earth and Environmental Sciences from the CUNY (The City University of New York) Graduate Center. Dr. Paltseva’s research focuses on urban soil contamination, particularly heavy metal pollution, and its impact on urban agriculture, ecosystem health, and public well-being. Utilizing advanced technologies, such as portable X-ray Fluorescence (pXRF), she works on innovative soil remediation strategies in urban environments. Beyond her academic work, Dr. Paltseva is a prolific speaker, author of multiple peer-reviewed papers, and the founder of House of Soil, an initiative that connects soil science with regenerative fashion. She is also deeply involved in outreach and community engagement, promoting environmental education and sustainable land practices. As the author of the Urban Soil Guide, Dr. Paltseva provides practical advice for soil testing and management in urban settings.

Khomchalat THONGTING, Founder of Wongphai Co., LtdKhomchalat

Thongting (Kom) is a visionary entrepreneur hailing from a working-class background, who has dedicated 29 years to building a thriving computer and IT consulting business with a team of 45 professionals. With a passion for sustainability and a drive for global impact, Kom has expanded his horizons by delving into the bamboo industry, cultivating 95 acres of bamboo and intercrops while conducting valuable seminars and workshops for local communities. KOM’s recognized expertise includes International Biochar Initiative (IBI) and carbon management skills, making him a true leader in both business and environmental stewardship. He is the founder of the Wongphai Company, Limited.

Saranrat TANTHIPTHAM, Co-Founder of Wongphai Co., Ltd.Saranrat

Tanthiptham (Nui) is a versatile entrepreneur with a profound commitment to sustainability. Nui started her journey by excelling academically, graduating in Business Administration and Marketing from Bangkok University. Climbing the corporate ladder, she achieved remarkable success at Aderans. Later, she co-founded a thriving computer hardware venture, serving prestigious clients like universities and embassies. Her recent endeavors reflect her dedication to sustainability, including the founding of Wongphai Company, Limited, focused on eco-friendly initiatives and Environmental, Social, and Governance (ESG) principles for sustainable income generation. Nui’s expertise is well-recognized through certifications like the IBI (International Biochar Institute), C-sink Manager, and Measuring Sustainable Development.

Dr. Glynn Percival is the Senior Arboricultural Researcher at the Bartlett Tree Research and Diagnostic Laboratory. Dr. Percival primarily focuses on how environmental stress (drought, heat, and waterlogging) influences tree growth and susceptibility to pest and disease attacks. He is the author of more than 100 scientific papers, magazine articles, and book chapters, and is an honorary lecturer at the University Reading and the Royal Botanic Garden, Kew in the UK.

Kristin Ohlson is a writer from Portland, Oregon. Her new book Sweet in Tooth and Claw: Stories of Generosity and Cooperation in the Natural World – which the Wall Street Journal calls “excellent and illuminating”--probes the mutually beneficial relationships among living things that undergird the natural world. Her last book was The Soil Will Save Us: How Scientists, Farmers and Foodies are Healing the Soil to Save the Planet, which the Los Angeles Times calls “a hopeful book and a necessary one…. a fast-paced and entertaining shot across the bow of mainstream thinking about land use.” She appeared in the award-winning documentary film, Kiss the Ground, to speak about the connection between soil health and climate health.
Ohlson’s articles have been published in the New York Times, Orion, Discover, Gourmet, Oprah, and many other print and online publications. Her magazine work has been anthologized in Best American Science Writing and Best American Food Writing.