Why do you think professor gaitonde decided never to preside over meetings again?

Professor Gaitonde likely decided never to preside over meetings again due to a combination of personal disillusionment and the challenges he faced in effectively managing discussions. Experiencing frustration with the dynamics of group decision-making and the potential for conflict may have contributed to his decision. Additionally, he may have felt that his contributions were undervalued or that the meetings did not lead to productive outcomes, prompting him to step back from that role entirely.