Yan Pritzker is a technology entrepreneur with a career in tech startups that spans more than twenty years. His last company, Reverb.com, a marketplace for musical instruments, was sold to Etsy in 2019. Following that, Yan devoted himself to the study of Bitcoin and the education of others on this world changing innovation. Yan is the author of the book Inventing Bitcoin, the best technical book for beginners, and gives talks on Bitcoin related topics ranging from the importance of Bitcoin as a tool for freedom to the technical details of how Bitcoin works. Yan is also the cofounder and CTO at Swan.com, a Bitcoin services company focusing on Bitcoin education and onboarding individuals, companies, trusts, and retirement accounts onto Bitcoin, and an advisor to Riot Blockchain, a publicly traded Bitcoin mining company.