Amy Edmondson has been recognized by the biannual Thinkers50 global list of top management thinkers since 2011. She is the author of four books, including Teaming: How Organizations Learn, Innovate and Compete in the Knowledge Economy, exploring why teamwork is so important in today’s organizations—and why it is so challenging. Her most recent release: The Fearless Organization: Creating Psychological Safety in the Workplace for Learning, Innovation, and Growth offers practical guidance for teams and organizations who are serious about finding success in today’s modern economy.

A Brazilian football (soccer) legend, Ricardo Izecson dos Santos Leite, famously known as Kaká, is one of only eight players in history to have won the Ballon d’Or, the FIFA World Cup and the UEFA Champions League. As the first sportsperson to amass 10 million followers on Twitter, he is considered one of the most famous athletes in the world. Starting his professional career as an attacking midfielder at the age of 18 with the Brazilian football club, São Paulo FC, he quickly became a critical member of the Brazilian national team. Before retiring in 2017, Kaká, spent most of his famed career with AC Milan and playing for Real Madrid. Additionally, he captained the inaugural campaign of the MLS Orlando City Football Club as its first designated player. Throughout his career, Kaká’s leadership on the field has earned many awards and achievements including the Ballon d’Or, FIFA World Player of the Year, MARCA Legend Award and AC Milan Hall of Fame. Listed to Time’s 100 Most Influential List for two consecutive years, he is also a UN Ambassador for the World Food Programme.

Beth Comstock is the former GE Vice Chair and CMO, where—for two decades—she led efforts to transform a process-heavy culture to a faster, more agile and inventive one. Prior to GE, Comstock was President of Integrated Media at NBC Universal, overseeing the company’s digital efforts, including early development of hulu.com. Listed on Forbes’ “100 Most Powerful Women” and PR Week’s “20 Most Influential Communicators,” Comstock helps incubate new companies and advises business leaders to accelerate growth and innovation. She is also a Director for Nike, a top-ten LinkedIn influencer and her first book, Imagine it Forward: Courage, Creativity, and the Power of Change, offers lessons from a life of continual transformation that inspire others to embrace our rapidly changing world.

Marcus Buckingham is a global researcher, thought leader and leading expert on talent, focused on unlocking people’s strengths, increasing their performance, and pioneering the future of how people work. A former senior researcher at Gallup Organization, he now guides the vision of ADP Research Institute as Head of People + Performance. He is the author of nine books, including First Break All the Rules, and Now Discover Your Strengths, two of the best-selling business books of all time. His latest release— Nine Lies About Work: A Freethinking Leader’s Guide to the Real World —takes an in-depth look at the lies that pervade our workplaces and the core truths that will help us change it for the better.

Craig Groeschel is the founder and senior pastor of Life.Church, an innovative church meeting in multiple U.S. locations and globally online. Known for its missional approach utilizing the latest technology, Life.Church is the creator of the YouVersion Bible App—downloaded in every country worldwide. Groeschel was named in the top 10 U.S. CEO’s for small and midsize companies by Glassdoor. Traveling the world as a champion of The Global Leadership Summit, Craig Groeschel advocates to grow leaders in every sector of society. He is the host of the Craig Groeschel Leadership Podcast, the most listened to leadership podcast in the world. A New York Times best-selling author, his latest book is Dangerous Prayers.

A recognized expert in business strategy and leadership development, Rory Vaden is the New York Times best-selling author of Take the Stairs, and a Hall of Fame speaker. His insights have been featured in The Wall Street Journal, Forbes, CNN, Entrepreneur, Inc, on Fox News. He was also named as one of the top 100 leadership speakers in the world by Inc. Magazine and Entrepreneur Magazine calls him “One of the world’s leading productivity thinkers.” Vaden’s pioneering firm, Brand Builders Group, specializes in helping leaders become more respected, trusted, recognized and influential. Vaden’s latest book, Procrastinate on Purpose: 5 Permissions to Multiply Your Time.