Blockchain - the technology behind Bitcoin, Ethereum and many other cryptocurrencies - is flourishing into an impressive spectrum of research projects and initiatives, corporate alliances, and startup companies. This multidisciplinary effort spans diverse disciplines ranging from Computer Science and Engineering to Communications, Social Sciences, Public Policy, Banking and Finance, Journalism, and Political Sciences to name a few. This one day symposium builds on the previous success of FAB’18, attended by close to a hundred participants and featuring presentations by distinguished speakers from academia and industry.