'Peters and Waterman's in Search of Excellence: Lessons from America's Best-Run Companies was published in 1982. Previously, the central concern characterising much of management and organisation theory had been with organisation structure. This changed markedly as a result of In Search of Excellence,which propelled culture to centre stage in corporate analysis, resulting in related research that we will refer to as excellence studies. The message was simple: great company has excellent cultures. Excellent cultures deliver outstanding financial success. What makes culture excellent is shared core values and presupposition that are acted on...'

(Clegg, Kornberger and Pitsis, 2016, p. 210-211).

Based on critical review of at least five (5) journal articles, identify and discuss the concepts and theories of organisational culture, the impacts of organisational culture on organisational performance, and the role of leadership in developing and sustaining high performing or excellent culture.