There’s a certain frontier energy that clings to Sebastian Thrun. Not the dusty kind from old maps and compasses, but the bright, whirring optimism of the future, one still being drawn. When I photographed him at the offices of Kitty Hawk, he stood anchored at the edge of a whiteboard cluttered with equations and flight paths. He looked entirely in his element: relaxed, focused, quietly amused. Someone who lived comfortably with uncertainty, as long as it pointed forward.

Thrun’s career has been a series of leaps into the unknown. As a professor at Stanford, he led the team that built “Stanley,” the self-driving car that won the 2005 DARPA Grand Challenge. That moment helped ignite the modern era of autonomous vehicles. Google came calling soon after, and Thrun went on to co-found what would become Waymo. He also played a key role in launching Google X, shepherding projects like Google Glass and Street View.

But he never stayed put for long. In 2012, he turned his attention to education, founding Udacity to bring technical training to anyone with an internet connection. Then aviation. Kitty Hawk, his ambitious attempt to build electric flying machines, captured headlines and imaginations. While the company has since shut down, it advanced the eVTOL field in ways that still echo across the industry.

Thrun’s work has earned him election to the National Academy of Engineering; recognition not just for what he’s built, but for how he’s stretched the boundaries of possibility. He’s not easily labeled: engineer, educator, entrepreneur, futurist. What threads it all together is a restless curiosity and a conviction that the future is still ours to shape.

Even in stillness, in that moment behind the lens, there was motion. His hands planted, his gaze steady. The posture of someone who’d never really stopped building the next thing.