Founded in 2015 by Charles Hoskinson and Jeremy Wood, Input Output Global (IOG) is a technology company committed to using peer-to-peer innovations to provide financial services to the unbanked. It is an engineering company that builds cryptocurrencies and blockchains for academic institutions, government entities, and corporations. The company operates on a research-first, peer-reviewed academic model to drive its development. IOG is best known for being the primary research and development entity behind the Cardano blockchain.