We all deserve a calm, well-ordered, pleasingly designed refuge where we can relax and enjoy our families. Having had four children in a little more than five years while running a thriving design business, with the body of a fit runner who does yoga and meditates, Christa O'Leary has become the guardian at the gate of our sanctuaries--our homes. She teaches us to be aware of the toxins found in both our food and furnishings; the detrimental effects of our unhealthy habits; and society's frantic need to have the latest gadgets, to get ahead, and to be forever on the go. As a designer,...