- Martin Odersky - @odersky
- Erik Meijer - @headinthebox
- Michael Armbrust - @michaelarmbrust
- slides
- Denys Shabalin - @den_sh
- Kevin Brown
- Mike Kelland - @Mkelland
- Lgd. Viktor Klang - @viktorklang
- Dr. Roland Kuhn - @rolandkuhn
- Alexander Nemish - @atlanter
- Alexander Podkhalyuzin - @Safela
- Renato Cavalcanti - @renatocaval
Lunch
- Rúnar Bjarnason - @runarorama
- slides
- Endre Varga - @drewhk
- Daniel Westheide - @kaffeecoder
- Bill Venners - @bvenners
- Li Haoyi - @li_haoyi
- screencast
- Play Framework Team - @playframework
- Patrik Nordwall - @patriknw
- Konrad Malawski - @ktosopl
- Björn Antonsson - @bantonsson
- Dave Gurnell - @davegurnell
- Dmitry Petrashko - @dark_dimius
- slides
- Ryan Knight - @knight_cloud
- Nilanjan Raychaudhuri - @nraychaudhuri
- Matthew Farwell - @matthewfarwell
- slides
- Matthias Nehlsen - @matthiasnehlsen
- Simon Ochsenreither @soc
- Heather Miller - @heathercmiller
- paper
- Dean Wampler - @deanwampler
- slides
- Nilanjan Raychaudhuri - @nraychaudhuri
- code
- Chad Fowler - @chadfowler
- Shadaj Laddad - @ShadajL
- Adam Waski - @adamwarski
- Tiark Rompf - @tiarkrompf
- Nada Amin - @nadamin
- Sébastien Doeraene - @sjrdoeraene
- slides
- Duncan DeVore - @ironfish
- Vojin Jovanovic - @vojjov
- Nermin Serifovic - @higherkinded
- Andrew Phillips - @ScalaPuzzlers
Lunch
- Philipp Haller - @philippkhaller
- Roberto Tyley - @rtyley
- Jon Pretty - @propensive
- Miles Sabin - @milessabin
- Eric Torreborre - @etorreborre
- Josh Suereth - @jsuereth
- Dick Wall - @dickwall
- Rickard Nilsson - @rickynils
- slides
- Alexander Myltsev - @Alex_Myltsev
- Iulian Dragos - @jaguarul
- Joachim Hofer - @johofer
- Vlad Ureche - @VladUreche
- Johannes Rudolph - @virtualvoid
- Alexandar Prokopec - @axel22
- Jan Machacek - @honzam399
- Jason Arhart - @jarhart