Choose Happiness is a treatise on Practical Perspectivism, a way of seeing the world, and a practice of living in it, elaborated by Jeffrey Zahn, MD., a recognized happy person, practicing anesthesiologist, family guy, and all around connoisseur of the simpler things in life. Easy to understand and put into effect, Choose Happiness describes the Ten Precepts of Practical Perspectivism and explains how to put them to use in your everyday life as a means to eke more happiness out of each day.