Jeffrey Schiller, the illustrator of the book, is cofounder and president of the International Aromatherapy and Herb Association (IAHA), and publisher/editor/photographer of Making...ver maisJeffrey Schiller, the illustrator of the book, is cofounder and president of the International Aromatherapy and Herb Association (IAHA), and publisher/editor/photographer of Making Scents magazine. Jeffrey instructs classes on aromatherapy, photography, and organic gardening for colleges and other educational organizations.ver menos