Teaches adults and children about the science of hope and their ability to measure their "Hope score" Synopsizes over 2,000 studies on hope to demonstrate that hope is the best predictor of success personally and professionally Calls on everyone to measure hope in their own lives and the lives of those they love Gives a host of examples from medicine, education, business, faith, social services, etc. where hope provided the pathway to thriving Calls on employers to measure hope with their employees Calls on public policy makers and elected officials to require hope to be measured when public funds are spent to address human need Explains the impact of childhood trauma and adversity but offers a clear pathway to overcome the profound lifelong consequences Challenges every reader to be transparent and honest about their own stories of struggle and adversity Calls for the end of shame and blame in addressing the struggles of those who have experienced trauma, illness, or abuse. Connects mass shootings, terrorist attacks, and cop killings to the rage and despair of those with low hope in their lives Provides practical ways for people to increase their Hope score and thrive because of it.