The Vroom-Yetton-Jago Decision Model provides a framework to help leaders determine the best decision-making style based on factors like decision quality, commitment needed from subordinates, and time constraints. It outlines five decision-making processes - from autocratic to collaborative - and uses a decision tree to guide leaders to the most appropriate process based on their answers to questions about the decision situation. The model aims to help leaders balance participative and autocratic styles to make effective decisions tailored to different circumstances.