How to WinterBy: Kari Leibowitz Essential strategies for turning life's challenges into opportunities for growth Carol Dweck, author of Mindset. Do you dread the clocks changing, and struggle to feel positive in winter? Nobody can change grey skies and drizzly weather, but Dr. Kari Leibowitz's groundbreaking How to Winter will help you dramatically shift how you feel about the darkest and coldest of the seasons. Leibowitz is the world's foremost winter psychology