Gary Gilliam is a former NFL offensive tackle for the Seattle Seahawks and the San Francisco 49ers, who has become an innovative eco-preneur and sustainable real estate developer. As the founder and CEO of The Bridge Eco-Village, he aims to tackle urban challenges with sustainable community solutions. Focused on Harrisburg, Pennsylvania, Gilliam plans to invest $1.5 billion over the next decade to expand The Bridge model to 20 cities in the U.S. and Africa, showcasing the importance of sustainable development for environmental health and economic growth.