Abraham Maslow (1908-1970) was a leading psychologist whose hierarchy of needs has resonated throughout various disciplines. The pinnacle of Maslow''s hierarchy was self-actualisation, characterised by the peak experience. However there are a series of definitional, theoretical and methodological issues related to the hierarchy and self-actualisation. Maslow specifically refuted his own theory, instead suggesting that research should be directed towards self-transcendence as characteri...