Nancy Kline is the acclaimed author of four books, including The Promise That Changes Everything (Penguin), and the 25-year bestseller Time To Think (Cassell). She also writes for her author website: nancykline.com. Nancy pioneered the body of thought and practice known as the Thinking Environment (c). This work is now taught and practiced around the world. Born and raised in New Mexico, Nancy lives in Oxfordshire with her husband, Christopher Spence.