Languages are constantly changing. New words are added to the English language every year, either borrowed or coined, and there is often railing against the 'decline' of the language by public figures. Some languages, such as French and Finnish, have academies to protect them against foreign imports. Yet languages are species-like constructs, which evolve naturally over time. Migration, imperialism, and globalization have blurred boundaries between many of them, producing new ones (such as creoles) and driving some to extinction.
This book examines the processes by which...