Dr Darrell Jaya-Ratnam has a background in the UK MOD after which he joined McKinsey & Co where he was involved in advising the boards of BAE Systems, GKN and others. He founded DIEM Consulting Ltd in 2002, and spun out DIEM Analytics Ltd as its defence arm in 20011. DIEM uses a combination of mapping techniques and modelling techniques, to develop decision-aides. DIEM's niche is in developing automated decision-aides (and controllers for autonomous systems) where the data is either poor or qualitative, and where the decision has to be explained. He has developed and deployed decision-aides in the commercial sector, civil sector e.g. the 'MaSC tool' developed for the EU/ Cabinet office to help plan the construction of displaced-persons camps in the event of major disasters, and in the defence sector e.g. for operational maritime Air-Defence, anomaly detection in maritime Surface Warfare (MaLFIE), prioritising Logistics research and innovations (DROPS), making strategic transport decisions (TCC) etc. He lectures on strategy on the mini-MBA and MSc in Consulting and Organisational Change courses, at Birkbeck College (University of London), has an Engineering degree from Christ's College Cambridge, a PhD in Ballistics from the Royal Military College of Science.