Klaus Iglberger is a freelance C++ trainer and consultant. He is passionate talking about clean, safe and maintainable C++ and shares his expertise in popular C++ courses — from beginner to advanced — all around the world. He is the author of “C++ Software Design” (https://www.oreilly.com/library/view/c-software-design/9781098184704/), one of the organizers of the Munich C++ user group (https://www.meetup.com/MUCplusplus/), and the (co-)organizer of the Back-to-Basics and Software Design tracks at CppCon.