Lewis Heuermann, CISSP, PMP, is a Navy submarine veteran and seasoned cybersecurity consultant who combines his extensive practical experience with deep academic insight to make cybersecurity accessible to all learners. His diverse background includes roles in systems and network engineering, network defense analysis, and cyber risk management. As a professor, he has developed and taught courses in cybersecurity and data analytics, utilizing tools like Python, SQL, Power BI, and Tableau. Lewis also holds several key IT certifications.