Bryan Johnson

Kernel/Blueprint founder; neurotech and protocol-engineering writing

Bryan Johnson is the founder of Blueprint, a rigorous data-driven longevity programme, and Kernel, a neurotechnology company developing non-invasive brain-imaging hardware. He previously founded Braintree, a payments company acquired by PayPal in 2013, providing the capital for his subsequent ventures. He is best known for publicly documenting his attempt to reverse biological ageing through algorithmic self-optimisation and for writing on OS-level protocol engineering as a model for human performance.