Leo is an entrepreneur and supply chain transparency advocate. In 2008 he founded Sourcemap while a PhD student at the MIT Media Lab. Since then Sourcemap has grown to become the largest provider of software for supply chain mapping, transparency and traceability. Leading brands including Hershey’s and Vans use Sourcemap to trace products to the source and ensure social and environmental standards are met every step of the way. More than 2,500 companies use Sourcemap in 80 countries.