Critical thinking comes with the territory of finance professionals, and data analysis is an ideal setting for developing critical thinking. If critical thinking is not in each step of the data analysis process, the result will become flawed or useless. Data analysis requires you to think critically by probing, connecting disparate facts, and synthesizing. In turn, critical thinking is enabled by the ability to think analytically and apply tools to help extract insights and actionable information from data. But how does critical thinking as we define it merge with diagnostic data analysis?