Trent Larson got a computer science PhD in 2002, then went to write software for industry. In 2014, he helped establish Medici Ventures, creating the first SEC-approved cryptocurrency-based stock exchange; he then worked for Medici Land Governance, documenting land rights with blockchain and securing identities with cryptography. His not-for-profit work on the side involves GiftEconomies.org supported by the app at TimeSafari.org, with the goal to allow fully peer-to-peer operations; he is also on the board of BridgeFoundation.community for affordable construction and agriculture at the Riverbed Ranch.