iv About the Author D. Michael Ploor is the author of Video Game Design and Programming Concepts. Mr. Ploor is also the author of three textbooks on the subject of video game design— Introduction to Video Game Design, Video Game Design Foundations, and Video Game Design Composition—as well as the Microsoft and Adobe series of certification prep guides published by Goodheart-Willcox. He is a National Board Certified Teacher in Career and Technical Education and holds an MBA degree from the University of South Florida. He maintains professional teaching credentials in Business Education and Education Media Specialist. Mr. Ploor is at the forefront of innovative teaching and curriculum. He developed STEM curriculum while serving as the lead teacher in the Career Academy of Computer Game Design at Middleton Magnet STEM High School. Mr. Ploor has applied his skills as a STEM Curriculum Integration Specialist in designing innovative curriculum and by collaborating to construct the state standards for video game design in several states. He has also been instrumental in authoring competitive events for Career and Technical Student Organizations such as the Future Business Leaders of America (FBLA) and Phi Beta Lambda (PBL). In addition to publishing textbooks and lessons, Mr. Ploor provides professional development as a frequent presenter at regional and national conferences to promote CTE education and video game design curriculum. Reviewerseviewers Goodheart-Willcox Publisher would like to thank the following teachers and administrators who reviewed selected chapters and contributed valuable input to this edition of Video Game Design and Programming Concepts. Dr. Joan Glover Web Applications and Game Development Teacher Great Oaks High School Cincinnati, Ohio Jesse Mignogna Computer Science Teacher Bluff ton High School Bluff ton, South Carolina Jennifer Norton Computer Science Teacher River Ridge High School Woodstock, Georgia Diana Penning Career and Technology Education Teacher Spring Hill High School Chapin, South Carolina Jon Phillips AP Computer Science Teacher Academic Magnet High School North Charleston, South Carolina Kacithia Wright Business Education Teacher Battery Creek High School Beaufort, South Carolina R