Adam Granicz,
F# MVP, Author of 4x F# book, CEO of IntelliFactory

Ben Moseley,
Professional Functional Programmer

Bruce Tate,
Author of Seven Languages in Seven Weeks

Christopher Brown,
CTO at Opscode

Darach Ennis,
VP of Engineering at Push Technology

Dave Scott,
XenServer System Architect @ Citrix

David Craelius,
CTO of Klarna

David Nolen,
NYTimes Software Engineer

Dean Wampler,
Big Dataist, O'Reilly Author

Duncan Coutts,
Haskell consultant with Well-Typed LLP

Enrique Paz Perez,
Senior Backend Developer @ SpilGames

Francesco Cesarini,
Founder of Erlang Solutions & Author of Erlang Programming

Garrett Smith,
CloudBees Architect

Henrik Engström,
Senior Software Engineer at Typesafe

Ian Plosker,
Technical Lead, International Operations at Basho Technologies

James Henderson,
Clojure Developer at Deutsche Bank

Jan Machacek,
Fully functional technical director at Cake Solutions

Jesper Richter-Reichhelm,
Head of Engineering at Wooga

Jim Webber,
Chief Scientist at Neo Technology and Co-Author of "REST in Practice"

Joe Armstrong,
Co-inventor of Erlang

John Hughes,
Co-inventor of QuickCheck and Haskell

John T Davies,
CTO and co-founder, Incept5 & C24

Jonas Bonér,
Creator of Akka

Kevin Wright,
Senior Engineer at Zeebox

Knut Nesheim,
Backend developer at Wooga

Kresten Krab Thorup,
Hacker, CTO of Trifork

Lennart Augustsson,
Author of Cayenne and the HBC Haskell compiler

Mahesh Paolini-Subramanya,
Internet pioneer, and creator of the first Cloud PBX

Malcolm Sparks,
Lead Clojure developer at Deutsche Bank

Matt Heitzenroder,
General Manager, Basho

Michael Barker,
Lead developer at London Multi-Asset eXchange (LMAX)

Michaël Figuière,
Engineer & Developer Advocate at DataStax

Michał Ślaski,
Scalability and XMPP expert

Mike Williams,
Co-inventor of Erlang

Omer Kilic,
Embedded Systems Engineer and Raspberry Pi fan

Pavlo Baron,
Fighter of huge amounts of chaotic data, mostly using computer science

Peter Bourgon,
Backend engineer @ SoundCloud

Philip Wadler,
Professor of Theoretical Computer Science at the University of Edinburgh

Pieter Hintjens,
Founder of ZeroMQ Project, CEO of iMatix

Rich Hickey,
Inventor of Clojure

Rob Harrop,
Startup guy and technologist

Robert Virding,
Co-inventor of Erlang

Sadek Drobi,
CTO of Zenexity

Simon Marlow,
Co-architect of the Glasgow Haskell Compiler, and author of its multicore runtime

Simon Peyton Jones,
Co-inventor of Haskell, Principal Researcher @ Microsoft

Steve Vinoski,
Distributed Systems Expert

Stuart Bailey,
A CTO of Infoblox and just a regular guy from Chicago

Stuart Williams,
Consulting Architect - SpringSource Division of VMware

Tobias Gedell,
Super user of F#

Tomas Petricek,
Author of "Real-World Functional Programming"

Werner Schuster,
InfoQ Lead Editor for Dynamic Languages / Panel Debate Moderator