“In Four Billionaires and a Parking Attendant, Christopher Ullman shows us how the world’s most successful people got ahead—not with ruthless tactics, but through honesty, decency, hard work, and intellectual curiosity. This is a blueprint for building a career and a life.”—Arthur C. Brooks, Harvard professor and #1 New York Times bestselling author

“Packed with timeless life lessons, memorable anecdotes from titans of industry, and a keen sense of self-reflection and optimism, Chris Ullman has distilled a career’s worth of experiences into eight sound strategies for success. Four Billionaires and a Parking Attendant offers equal doses of practical career advice and reflective wisdom to demonstrate how to live an impactful life. By pairing insights from accomplished leaders with his own professional highs and lows, Chris effortlessly doles out knowledge and lessons which are applicable at every stage of one’s career. If you want examples of how to work and live with purpose, read this book.” —Paul Ryan, former speaker of the U.S. House of Representatives and author of The Way Forward

“With front-row access to an incredible array of business leaders, insightful analysis, and moving personal reflections, Chris Ullman may have created a new genre of personal growth book. These lessons—about how to think and behave to achieve personal and professional excellence—are straightforward and actionable.”—Dina Powell, former White House deputy national security adviser

“In a world of tweets, snaps, and get-rich-quick gurus, timeless wisdom has become a rare commodity. In Four Billionaires and a Parking Attendant, Chris Ullman draws from decades of unforgettable stories and life-changing lessons to reveal the secrets of ten-figure creativity, authenticity, productivity, and happiness. The ultimate handbook for living a bigger and better life.”—Josh Linkner, five-time tech entrepreneur and New York Times bestselling author of Disciplined Dreaming and Big Little Breakthroughs

“You don’t have to be wealthy to be wise—but that doesn’t mean the wealthy don’t have wisdom to share. In Four Billionaires and a Parking Attendant, Chris Ullman gives readers a window into the habits, principles, and mindsets of some of the most successful people in the world. This book will help you be your best.”—Asheesh Advani, CEO of Junior Achievement Worldwide

“Four Billionaires and a Parking Attendant takes readers into the hearts and minds of more than a dozen spectacularly accomplished people. Delightful stories bring compelling lessons to life. Buy this book, read every word, and prepare to be your best self.”—David Marchick, dean of the Kogod School of Business, American University