KATE FREY is an international garden designer and consultant specializing in sustainable, insect-hospitable landscaping and small farms. She won two gold medals at the Chelsea Garden Show in London for ecologically themed gardens and is a popular speaker at garden shows and clubs. She has written for Gardens Illustrated and Pacific Horticulture magazines, and lives in Hopland, CA. Learn more at freygardens.com.

GRETCHEN LEBUHN is a professor of biology at San Francisco State University and the author/editor of two books on pollinators, Field Guide to the Common Bees of California and Attracting Native Pollinators. She is the founder and director of The Great Sunflower Project (www.greatsunflower.org), a national citizen science program designed to gather information about bee diversity and activity.