Emma Block is an artist, professional illustrator, and author of The Joy of Watercolor. She has done illustration work for clients like Reuters, Stylist, Bloomsbury, HarperCollins, Hodder & Stoughton, teNeues, Hardie Grant, Hearst, Uniqlo, Orla Kiely, Anthropologie, Hand in Hand Soap, Mollie Makes, Time Out, and Trader Joe's. She lives and teaches gouache and watercolor workshops in London.