Book excerpt: Until recently, most Americans equated the end of a successful career with the beginning of retirement. No more. Now they want to stay in the game (or better, change the game). They want to leave a mark. Make a difference—and continue to make money. From Encore.org, the leading organization in the field, comes a road map to every step of the encore career journey. Here’s how to plan the transition. How much you need to make. The pros and cons of going back to school. When to volunteer, and when to intern. How to network effectively and harness the power of social media. Who’s hiring and for what jobs? (Check out the Encore Hot List of 35 viable careers). A comprehensive, nuts-and-bolts guide, filled with inspiring stories and answering—in extensive FAQ sections—the concerns of its readers, this book is everything you need to help you strike a balance between doing good and doing well--in a way that will sustain you through this new stage of life.