Thomas DeBaggio (1942-2011) was an American author, herb grower, and advocate for research into Alzheimer's disease. DeBaggio was once called the best "Rosemaryologist in America" and his company, DeBaggio Herbs, was one of the most respected herb farms and nurseries in the Washington, DC, area. His book Growing Herbs from Seed, Cutting, and Root was the 1995 recipient of the Benjamin Franklin Award for best garden book of 1995 for excellence in editorial content and design.
Art Tucker is a botanist specializing in the identification and chemistry of plants of flavor, fragrance, and medicine. He is the Research Professor and Director of the Claude E. Phillips Herbarium.