15+ years in game development in programming (graphics, Engine, Tools, Gameplay/AI, UI) for consoles, PC, & some mobile never harmed. Currently based on China, and working in the AAA industry. At academic level, did author multiple books, which contains 3 Unreal Engine books (Learning Unreal® Engine iOS Game Development, Unreal Engine Lighting and Rendering Essentials & Mastering Unreal Engine 4.X). Posting tutorials & articles on UE4U.XYZ & been teaching Unreal since UE3.x