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.

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.

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.

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.

Conservation biologist and National Geographic explorer Steve Boyes gives audiences an eye-opening look at the world around us and shares insights on the power of exploration. Through the use of stunning high-quality images and stories, he challenges audiences to view the world with a fresh perspective. He believes that rich biodiversity is the key to maintaining our quality of life and connection to the planet, and he shares the human experience of the wilderness with audiences so that they come to understand why they need to protect areas that they will likely never see firsthand.

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.

Mick Ebeling is an American film, television and commercial executive producer as well as an author, entrepreneur and philanthropist. He was named as on one of the Top 50 Most Creative People of 2014, won the SXSW Innovation Award twice in a row (2014 and 2015), and was awarded the 2014 Muhammed Ali Humanitarian of the Year Award. He is the CEO of Not Impossible, an organization that develops creative technology solutions to address real-world problems.

Bran Ferren is a designer and technologist working in entertainment, product development, engineering, architecture, and the sciences. He is former president of research and development, and creative technology for Walt Disney. Once known for entertaining millions by creating special effects for Hollywood, theme parks and Broadway, Applied Minds co-founder Bran Ferren now solves impossible tech challenges with previously unimaginable inventions. He has been named one of the “100 Most Creative People in Business” by Fast Company.

A seasoned leader and gifted entrepreneur, Nate Mook knows what it takes to turn words into action and ideas into impact. For five years, Mook was the CEO of World Central Kitchen, working alongside world-renowned activist and humanitarian Chef José Andrés on the frontlines to ensure people in disaster zones have access to fresh meals and building food resilient systems with locally led solutions. Widely recognized for his expertise in technology, filmmaking, and building nonprofit organizations, Mook brings a Swiss Army knife approach to crafting powerful stories that bring people together and drive change in the world.

Anjali Kumar is a former Google executive and the Founding General Counsel and Head of Social Innovation at Warby Parker, a transformative lifestyle brand offering designer eyewear at a revolutionary price while leading the way for socially-conscious businesses. She is currently an Adjunct Professor at Columbia Business School and Fordham University’s Graduate School of Business Administration, where she teaches Law of Innovation, a graduate seminar which follows an original syllabus of her own design.

Andrew Winston, founder of Winston Eco-Strategies, is a globally recognized expert on how companies can profit from solving the world’s biggest challenges. His views on strategy have been sought after by many of the world’s leading companies, including HP, Ingersoll Rand, J&J, Kimberly-Clark, Marriott, PepsiCo, PwC, and Unilever. Andrew's latest book, The Big Pivot was selected as one of the "Best Business Books" by Strategy+Business magazine. Andrew’s first book, Green to Gold, was the top-selling green business title of the last decade, selling more than 100,000 copies in seven languages. Inc. Magazine included Green to Gold on its all-time list of 30 books that every manager should own. Andrew’s speeches around the globe, including a TED talk, provide a practical and optimistic roadmap to help leaders build thriving, resilient companies in a volatile world. He received degrees in economics, business, and environmental management from Princeton, Columbia, and Yale.

Sophia Kianni is an Iranian-American environmentalist studying climate science and public policy at Stanford University. She is the founder and executive director of Climate Cardinals, an international nonprofit with 8,000 volunteers in 40+ countries working to translate climate information into over 100 languages. She represents the U.S as the youngest member on the inaugural United Nations Youth Advisory Group on Climate Change. Sophia’s work has been featured in news outlets including Forbes, CNN, Business Insider, BBC, NPR, ELLE, TIME Magazine, The Guardian, NBC, and even on the front page of The Washington Post. She was previously a fellow with PBS NewsHour and has written for news outlets such as MTV News, Cosmopolitan, Refinery 29, and Teen Vogue. She is a prolific public speaker and has spoken at universities across the country including Columbia University, UC Berkeley, Johns Hopkins, Cambridge University, and Harvard University. She gave her debut TED Talk as the closing speaker at the inaugural TED Countdown Conference. She has been named VICE Media's youngest Human of the Year, a National Geographic Young Explorer, and one of Teen Vogue's 21 under 21.