Too many business leaders are simply not reasoning through pressing issues, taking the time to evaluate a topic from all sides. Leaders often jump to the first conclusion, whatever the evidence. Even worse, C-suite leaders will just choose the evidence that supports their prior beliefs. A lack of metacognition — or thinking about thinking — is also a major driver, making people simply overconfident. This article defines three simple things that can be done at work or in daily life to improve critical thinking skills.