response to When faced with an unexpected issue in a project, leading the group through the decision-making process involves four key steps. First, define the problem comprehensively to ensure a shared understanding. Second, generate and evaluate various solutions using techniques like brainstorming, and third, establish a structured decision-making process with methods such as the Decision Matrix or Analytic Hierarchy Process. Lastly, implement the chosen solution and monitor its progress. To prevent groupthink, encourage diverse perspectives, appoint a devil's advocate, use anonymous idea submission, rotate leadership, and seek external feedback. These strategies help foster critical thinking and avoid conformity within the group. If a team member suggests brainstorming and critiquing each other's ideas, embrace this approach as it promotes collaborative evaluation and refinement of solutions, ultimately leading to more robust and well-thought-out decisions