In 2023, Bryan Johnson, the subject of Netflix's recent documentary "Don't Die: The Man Who Wants to Live Forever," looked back on his upbringing in a Mormon community during his childhood in Provo, Utah. The founder of Venmo and CEO of Kernel discussed his missionary work in Ecuador and how the experience shifted his outlook on life to wanting to help people. After touching on his collegiate stint at Brigham Young University, Bryan talked about a few startup companies he established before looking back on the successful launch of a Chicago-based payment processing company called Braintree and selling it to PayPal. Moving along, Bryan explained why he stepped away from Braintree before detailing why he chose to invest $54 million into a neurotechnology company called Kernel and the groundbreaking ways the company's technology can measure and evaluate the human brain. As the introspective conversation moved along, Byran detailed his methods for reverse engineering the aging process.