Artist and graphic designer Valentina Harper is the author of the best-selling Creative Coloring series from Fox Chapel Publishing. Her original prints, paintings, and drawings can be found in licensed consumer products, commissioned works, and her Etsy.com store. Valentina uses black ink and other mediums to create flowing, intricate, and highly detailed patterns.

Colleen Dorsey is a writer specializing in the craft and hobby industry, and an editor at Design Originals and Fox Chapel Publishing. Colleen has edited books on many topics, including foam and paper crafts, jewelry making, and children's crafts. She graduated from Johns Hopkins University with a degree in creative writing, and in her spare time she enjoys writing fiction, making jewelry, and upcycling findings into crafty new items.