Donald Norris is the author of the bestselling Raspberry Pi Projects for the Evil Genius, Build Your Own Quadcopter, and The Internet of Things: Do-It-Yourself at Home Projects for Arduino, Raspberry Pi and BeagleBone Black. He is an engineer by formal training but has acquired a comprehensive background in software development in the past 20 years. Don is also an adjunct professor at the Southern New Hampshire University. He has authored and presented three university courses and is currently teaching another one based on innovative technologies, some of which are discussed in this book.