DON SYME is a Principal Researcher at Microsoft Research, and the main designer of F#. Since joining Microsoft Research in 1998, he has been a seminal contributor to a wide variety of leading-edge projects, including generics in C# and the .NET Common Language Runtime, F# itself, F# asynchronous programming and Units of Measure in F#. He received a Ph.D. from the University of Cambridge Computer Laboratory in 1999.

ADAM GRANICZ is the CEO of IntelliFactory, the leading provider of F# training, development and consulting services, and technologies that enable rapid functional, reactive web development. He has over six years of experience applying F# in commercial projects, and works on WebSharper, IntelliFactory's web development platform that offers unrivaled productivity, a uniform programming model based on F#, and the fastest way to develop robust, client-based Rich Internet Applications. Adam is an active F# evangelist, a regular author in online F# media and speaker at development conferences and industry partners, and serves on the steering committee of the Commercial Users of Functional Programming (CUFP) Workshop, representing the F# segment.

ANTONIO CISTERNINO is assistant professor in the Computer Science Department of the University of Pisa. His primary research is on meta-programming and domain-specific languages on virtual-machine-based execution environments. He has been active in the .NET community since 2001, he recently developed VSLab, a Visual Studio add-in designed to add the ability of creating dynamic tool-windows, and he also contributed to the development of Octopus, a scheduler of virtual machines running on Hyper-V. He teaches F# in the Programming Graphical Interfaces course at the University of Pisa. Antonio has a Ph.D. in Computer Science from the University of Pisa.