Hildegard Westerkamp is a Canadian composer, radio artist, teacher, and sound ecologist. She is known for her contributions to and development of acoustic ecology, soundscape composition, and soundwalks, particularly through her work on the World Soundscape Project in the 1970s-'80s. She has written extensively on these topics for journals and conferences, including Organised Sound.
Westerkamp studied flute and piano at the Conservatory of Music in Freiburg, West Germany from 1966 to 1968, then moved to Canada to study for a Bachelor of Music from the University of British Columbia, which she earned in 1972. During this time as a student she encountered both Barry Truax and R. Murray Schafer, and began working for Schafer as part of the World Soundscape Project at Simon Fraser University in 1973. She later enrolled as a student in the communications department and completed her thesis, entitled "Listening and Soundmaking: A Study of Music-As-Environment," for a Master of Arts in 1988; she taught acoustic communication at Simon Fraser until 1990.