This volume offers several empirical, methodological, and theoretical approaches to the study of observable variation within individuals on various linguistic l
Intraindividual variability (IIV) of human development and behavior across the entire life-span is explored in this new book. Leading researchers summarize rece
Inter-individual variation in speech is a topic of increasing interest in the humanities. It can yield important insights into biological, linguistic, cognitive
Language fundamentally defines and distinguishes us as humans, as members of society, and as individuals. As we go through life, our relationship with language
Developmental research has long focused on regularities in language acquisition, minimizing factors that might be responsible for variation. Although researcher