An Exercise in UncertaintyBy: Jonathan Gluck In this thought provoking memoir, an award winning journalist explores the chaos, doubt, and search for meaning that come with staying one step ahead of cancer for decades. An Exercise in Uncertainty has a powerful and restorative story to tell us. Jonathan Glucks life of illness and survival is a vital primer for us alla lesson in how to face and comprehend two of the basic facts that render us human: We die, but much more