Aaron Bedra is a Senior Engineer at DRW, where he works at the intersection trading and technology. He has served as a Chief Security Officer, Chief Technology Officer, and Principal Engineer/Architect. He has worked professionally on programming languages, most notably Clojure and ClojureScript. Aaron is the creator of Repsheet, an open source threat intelligence toolkit. He is the co-author of Programming Clojure, 2nd and 3rd Edition and a contributor to Functional Programming: A PragPub Anthology.