David Greenberg loves learning new things. He is an independent consultant who previously worked at Two Sigma, where he led the effort to rebuild their computing infrastructure. His desire to learn has lead him to study Russian, and he enjoys practicing cooking techniques. He's interested in high performance software and distributed systems with Mesos. He's the author of the O'Reilly book "Building Applications on Mesos," the co-Chair of MesosCon, and the designer of Cook, a Mesos framework written in Clojure and Datomic which coordinates containers to optimize task scheduling.