Institute for Food, Brain and Behaviour (formerly Natural Justice) a UK charity conducting scientific research into the effects of nutrition on brain function and behaviour. Kitchener was associated with the charity for over 20 years serving under two chairmen, the late Bishop Hugh Montefiore and the current chairman, Mrs Frances Jackson. He took a keen, detailed, interest in IFBB's scientific work, interrogating scientists robustly at Board Meetings on the progress of their research and was a keen and perceptive reader of academic journal articles and papers.