JENNY DEAN has worked with natural dyes for more than 30 years. She is the author of several books and numerous articles on natural dyeing, and also conducts lectures, workshops, and courses on the subject. A collection of her dyed samples is included in the collection of the Royal Institute for Cultural Heritage in Brussels, Belgium.
 
KAREN DIADICK CASSELMAN has taught dyeing techniques throughout the U.S. and internationally. Her dyed pieces are included in the collections of the Smithsonian Institution and other museums.