Whatever you are working on in IT you are going to come up against integration, every input and output is an integration endpoint. How do you start tackling integration with over 2 dozen stock exchanges with at least as many flavours of FIX and low-latency protocols such as FAST, ITCH & OUCH? How do you handle the 50 or so versions of FpML to be able to match trades and reconcile positions across your Nostro accounts or handle the world's largest user of SWIFT messages transferring billions a day (in any currency). Even CEP needs to understand the events, complex by definition, back to integration again. John will look into many of the world's most complex integration problems and a few of the solutions.