Book excerpt: The Sounds of Language is an introductory guide to the linguistic study of speech sounds, which provides uniquely balanced coverage of both phonology and phonetics. Features exercises and problem sets, as well as supporting online resources at www.wiley.com/go/zsiga, including additional discussion questions and exercises, as well as links to further resources such as sound files, video files, and useful websites Creates opportunities for students to practice data analysis and hypothesis testing Integrates data on sociolinguistic variation, first language acquisition, and second language learning Explores diverse topics ranging from the practical, such as how to make good digital recordings, make a palatogram, solve a phoneme/allophone problem, or read a spectrogram; to the theoretical, including the role of markedness in linguistic theory, the necessity of abstraction, features and formal notation, issues in speech perception as distinct from hearing, and modelling sociolinguistic and other variations Organized specifically to fit the needs of undergraduate students of phonetics and phonology, and is structured in a way which enables instructors to use the text both for a single semester phonetics and phonology course or for a two-course sequence