This reader-friendly textbook presents a concise and easy to follow introduction to Scala. Scala is an ideal first programming language, which permits programming in multiple paradigms, and enables developers to be more productive with modern computing infrastructures such as distributed environments.Topics and features: provides review questions and problem-solving exercises (with solutions) in each chapter, inspired by real-world applications; addresses each topic in a self-contained manner, highlighting how Scala can be evolved and grown according to the developer needs; presents examples from a broad range of different application domains, including consumer electronics, online payment, retail, vehicle manufacturing, and healthcare; encourages an innovation-oriented mind-set, and the development of practical, saleable skills; draws from the author extensive experience in industrial software development, academic research, and university teaching. This accessible and hands-on guide will embolden professional software engineers to make the switch to Scala. Instructors teaching introductory programming courses will also find this textbook popular among their students.