Suzanne McNeill is the author of more than 200 craft & hobby books, including Joy of Zentangle, The Beauty of Zentangle, the 11-volume Zentangle series, and Zen Mandalas. Suzanne founded the leading publisher of Zentangle books, Design Originals (an imprint of Fox Chapel Publishing). She was voted "Designer of the Year" and received the "Lifetime Achievement Award" from the Craft & Hobby Association. Suzanne has been called "the trendsetter" of the arts and crafts industry.

Cindy Shepard is a contributing author of The Beauty of Zentangle, author of Stash and Smash and Bottle Art, and a contributor to Zentangle 5, Zentangle 6, Zentangle 8, and Joy of Zentangle. She is an experimental artist with a focus on recycled and mixed media art. Since she attended a Certified Zentangle Teacher training seminar with Rick Roberts and Maria Thomas, her whimsical, colorful style has grown and developed in amazing ways. Energetic Zentangle-inspired patterns have found their way into most of her work. Cindy recently produced her own line of rubber stamps called Moustachio, featuring quirky Zentangle-inspired houses.