The document discusses several models for organizational culture change including Schein's model of culture change mechanisms, Cameron and Quinn's six steps for designing and implementing culture change, and Lewin's three-stage process of change. It also covers reasons why organizations resist change, methods for assessing resistance to change, and approaches for responding to and dealing with resistance through models like Strebel's contrasting change paths, Beer, Eisenstat and Spector's six steps to effective change, and Kotter and Schlesinger's possible ways of dealing with resistance.