Most speakers worldwide speak more than one language. The field of Second Language Studies investigates how people use, learn, and teach additional languages. The field examines both applied and theoretical perspectives in the study of multilingualism in all of its diversity. The Department of Second Language Studies at the University of Hawai‘i at Mānoa is an internationally leading institution in its field. SLS faculty and students examine second language use and learning from educational, linguistic, psychological, sociological, and anthropological perspectives. Faculty expertise in a wide range of research approaches and practice domains offers students exceptional opportunities to pursue their career goals as language professionals and researchers worldwide.