Bruce M. Van Horn II, Lead Principal Software Engineer at Visual Storage Intelligence, excels in Python, C#, and JavaScript for software engineering and web development. As an Advanced Certified Scrum Master (A-CSM), he manages DevOps. With 30+ years of software experience, he's also taught for 25 years at Dallas-area colleges. Bruce authored books and videos for Packt, Skillsoft, Lynda, and LinkedIn Learning, including LinkedIn's PyCharm course. His projects earned awards, notably the U.S. Navy's IS&T award. Quan Nguyen, the author of the first edition of this book, is a Python programmer with a strong passion for machine learning. He holds a dual degree in mathematics and computer science, with a minor in philosophy, earned from DePauw University. Quan is deeply involved in the Python community and has authored multiple Python books, contributing to the Python Software Foundation and regularly sharing insights on DataScience portal. He is currently pursuing a Ph.D. in computer science at Washington University in St. Louis.