(CNN)-- Arriving at your uncle's holiday party in suitable dress and good cheer, you are greeted at the door by an old friend from school whose name, you suddenly realize, you cannot recall. You've ...

It's 35 degrees outside but high in an RMIT University tower in Swanston Street the air is chilled to just 19 – brain temperature. Around the room, nine people sit bent over their desks. Most wear ...