‘This book has the power to change everything’ Susan Cain‘A completely original treatment of a completely new and original idea’ Arianna HuffingtonFind joy in the space around youWhen did you last feel joy? Changing your surroundings is the most easily accessible source in finding joy, says Ingrid Fetell Lee, former Design Director of IDEO New York.In Joyful, she explains it's time to open our eye