title: Prelims
abstract: The premise of this book is very simple. While acknowledging that much progress has been made since the end of World War II to improve life conditions for billions of people and reduce the likelihood of war, current global challenges threaten to undermine, undo, or even reverse much of the progress made. Growing political and social polarization, and the resultant increasing fear of each other, is on a trajectory that could cause unprecedented harm. The book illustrates how everyone can have an 