Dr. Ben Campbell

Professor & Extension Coordinator · University of Georgia, Department of Agricultural & Applied Economics

His work focuses on helping agricultural and horticultural businesses better understand consumers, markets, and the economic decisions that drive successful operations. Dr. Campbell’s research and Extension interests include ornamental horticulture, agribusiness, consumer behavior, and marketing. He has authored or co-authored more than 80 peer-reviewed publications examining topics such as consumer purchasing behavior, local and sustainable products, marketing strategies, and the economics of specialty crops. Of particular interest to the lavender industry, Dr. Campbell has conducted research examining consumer demand for Georgia lavender-based products and has contributed to work addressing the economic considerations involved in starting a lavender business. He earned his Ph.D. in Agricultural Economics from Texas A&M University and both his M.S. and B.S. in Agricultural Economics from Auburn University.

Hana Tisserand

Co-founder · Tisserand Institute

Hana Tisserand, co-founder of the Tisserand Institute and one of the most respected voices in evidence-based essential oil education. Hana's practical, science-focused approach has helped thousands better understand the safe and effective use of essential oils, and we're thrilled to welcome her to Savannah.

Linus ‘Rory’ Schmitz

Graduate Research & Teaching Assistant · Dept. of Plant and Environmental Sciences Clemson University

Rory is a Ph.D. candidate in Plant and Environmental Sciences at Clemson University whose research focuses on the biology and management of Phytophthora nicotianae in ornamental crops, particularly lavender. Their dissertation investigates early pathogen detection, host specificity, fungicide resistance, and sustainable management of Phytophthoraroot and crown rot. Rory also serves as a teaching assistant in introductory plant pathology and has held leadership roles in graduate student organizations, with a passion for advancing science-based solutions for sustainable ornamental crop production and educating future plant scientists.

Dr. Jeffers

Professor · Clemson University

Dr. Jeffers is a Professor of Plant Pathology and Extension Specialist at Clemson University, where he focuses on ornamental and tree diseases, particularly those caused by Phytophthora. His research explores pathogen biology and ecology, detection, inoculum sources, and integrated disease management. Since 2015, he and his team have led a nationwide research effort on Phytophthora root and crown rot of lavender, identifying the causal species and affected lavender varieties while investigating disease management and improved pathogen detection methods. He also teaches Principles of Plant Pathology to undergraduate students.