General Stanley McChrystal is a four-star general, the former commander of U.S. and international forces in Afghanistan and the former leader of Joint Special Operations Command, which oversees the most sensitive counter-terrorism units. He is widely praised for revolutionizing warfare by fusing intelligence and operations and is credited with the capture of Saddam Hussein and the location and killing al-Qaeda’s leader in Iraq. Secretary of Defense Robert Gates called McChrystal “one of America’s greatest warriors.” McChrystal addresses leadership, teambuilding, and geopolitics.

Described as the “Warrior Storyteller,” retired Lieutenant Colonel Scott Mann is a human connection expert and coach who works alongside organizations to unite their teams around a shared vision and arm them with the tools and resources to make an impact and achieve mission success. A former U.S. Army Green Beret who specialized in unconventional, high-impact special operations in do-or-die conflict zones all over the globe, Mann applies his hard-won lessons from the battlefield to business as he shares the relationship-building techniques that drove so many of his successful combat operations. Through Rooftop Leadership, the professional training and coaching program that he founded, Mann advises servant leaders across industries — from Fortune 100 corporations (including Capital One, Walmart, Raymond James, and Fannie Mae) to local small businesses — on how to mobilize their teams, forge deeper connections with their people, and gain a more complete understanding of the opportunities that exist to create high-trust, high-performance cultures.

Dr. Ivan Joseph inspires and coaches people and teams to maximize their potential. An award-winning coach, educator, and leader, Joseph has spent his career leading cultural transformation, helping people believe in themselves, and creating cohesive teams. He speaks about self-confidence, embracing the “grit” to persevere in spite of setbacks, and leading teams to success, drawing from the lessons he’s learned from a life in sport. Dynamic and engaging, Joseph always leaves audience with a memorable experience that adds value long after the presentation ends.

Polar explorer, TED speaker, and record-breaking long-distance skier Ben Saunders fuses the spirit of adventure with impressive technical ingenuity. He has five North Pole expeditions under his belt and is best known for leading one of the most ambitious expeditions in a century. Humble and self-effacing, he is an explorer of limits and his message is one of inspiration, empowerment, and boundless potential. He explores the dichotomy between ideas and action and urges audiences to consider carefully how to spend the “tiny amount of time we each have on this planet.”

Regarded as the “CEO-Maker,” “DEI Professor,” and the “Cubicle to Corner Office Empress,” Dethra Giles is a workplace and career optimizer who advises organizations and individuals on how to chart their unique paths to success. She is a four-time TEDx speaker who has been named a “Top 100 HR Influencer” by Engagedly, and was selected by HR Gazette’s “HRchat” podcast as one of the “Top 22 Most Influential Figures in HR.” With clients including Kaiser Permanente, the Centers for Disease Control (CDC), The Army Corp of Engineers, Louis Vuitton Moët Hennessy, the National Basketball Association (NBA), and the Salvation Army, Giles shares a unique blend of advanced education and industry experience that has been described as “university-tested and industry-approved,” and can be implemented by organizations of any size, and across industries.

With a medical, scientific, and philanthropic career that spans more than 30 years, Dr. Sue Desmond-Hellmann has devoted her life to improving the human condition through innovation. Most recently, she was the CEO of the Bill & Melinda Gates Foundation, leading the organization’s vision for a world where every person has the opportunity to live a healthy, productive life. She was formerly the first female chancellor of University of California at San Francisco and spent 14 years at biotech firm Genentech, leading the development of a number of breakthrough medicines. An innovator and leader in life sciences, Dr. Desmond-Hellmann’s diverse training as an oncologist, scientist, and business executive leads to her endless curiosity about the world and her desire to change it for the better. In speeches, she shares her unique insights not only on revolutionizing global health, but also on effective and innovative leadership. Using lessons-learned as a trailblazing female leader of one of the world’s largest philanthropies, Dr. Desmond-Hellmann inspires audiences with her unparalleled perspective on how to foster an environment of collaboration and relentless innovation to drive disruptive solutions that make an impact.

One of only a handful of African Americans to earn a PhD in entomology, Dr. Sammy Ramsey is an inspirational science leader and communicator who has defied the odds to achieve his dreams and is a testament to the power of grit, determination, and an unwavering commitment to one’s purpose. When people said he didn’t have what it took to make his mark in entomology, he proved them wrong by making a breakthrough discovery in the field of bee research — one that could potentially reverse a devastating pandemic in bee populations. And when people told him he didn’t “look” like a scientist, he remained true to himself and redefined what a scientist could look like. Dr. Ramsey has mastered the art of unconventional thinking to arrive at innovative solutions to some of the most significant challenges shaping the future of our society and teaches organizations and individuals how they can do the same as they address their most-pressing challenges in business and life head-on.

Described as America’s most widely recognized medical expert after Dr. Anthony Fauci, Dr. Vin Gupta, MD, MPA is a tech visionary who operates at the heart of disruption to develop solutions to the most-complex challenges in commerce, communication, healthcare, and society — now, and in the future. Close to two decades of experience as a renowned health policy expert and clinician have led Dr. Gupta to his current role as chief medical officer, Amazon Pharmacy, where he spearheads cutting-edge programs that are leading us into the interdependent futures of healthcare and technology. A uniquely public-facing figure keeping the world in the know about what’s happening now and next, Dr. Gupta’s forward-looking insights inspire leaders and their organizations to embrace change, think outside the box to break new ground, and create new inroads to innovation and success.

A testament to the power of the human spirit, Kath Koschel is a survivor who has overcome incredible odds and unimaginable tragedy to inspire ordinary people to do extraordinary things. Koschel is formerly an elite cricketer and Ironman competitor whose world came crashing down when she broke her back twice in the span of five years and was told she’d never walk again. Instead, she faced the challenges head-on and defied all medical prognoses by teaching herself to walk again on three separate occasions. Driven by a passion to spread gratitude in the world, she founded Kindness Factory with the goal of encouraging one million acts of kindness and helping people find the light during dark times — just as she has done so many times.

Susan David Ph.D. is one of the world’s leading management thinkers and an award-winning psychologist at Harvard Medical School. Co-founder and co-director of the Institute of Coaching at Harvard/McLean Hospital and an authority on leadership, organizational culture, and success, she has been named to the 2017 Thinkers50 Radar list; the thinkers most likely to shape the future of how organizations are managed and led, and is a highly-sought speaker and scientific adviser. She is the author of the acclaimed Emotional Agility, an Amazon Best Book of the Year, Axiom Business Book Award Medalist, and a Nominee for the Books for a Better Life Award 2017. Dr. David and Emotional Agility have been featured in The New York Times, Washington Post, Wall Street Journal, New York Magazine, TIME, Business Insider, Fast Company, MSNBC, INC.com, Forbes, Strategy + Business, National Public Radio (Here & Now), PBS News Hour, Harvard Business Review and many other leading publications. Dr. David’s academic books include: The Oxford Handbook of Happiness (Oxford University Press) and Beyond Goals (Gower). Dr. David lives outside Boston with her family.

Shawn Achor, author of The Happiness Advantage, spent over a decade at Harvard University where he won numerous distinguished teaching awards for his work. He graduated magna cum laude from Harvard and earned a Masters from Harvard Divinity School in Christian and Buddhist ethics. In 2006, he was Head Teaching Fellow for "Positive Psychology," which eclipsed “Intro Economics” as the most popular course at Harvard.

Dr. Lior Zoref is a researcher, advisor, TED speaker, and author of the best-selling book, Mindsharing – the art of crowd sourcing everything about the power of collective intelligence. His book was translated to many languages and was listed by Inc. magazine as one of the best books for entrepreneurs along with books by Richard Branson, Elon Musk, and Tony Hsieh. Dr. Zoref has been invited to speak at some of the world’s most innovative organizations, including Google, MIT Media Lab, Columbia University, The White House, Nike, Microsoft, and LinkedIn.