Who are the most important composers in the contemporary period?

Some of the most important composers in the contemporary period include Steve Reich, known for his minimalist techniques; Philip Glass, celebrated for his operas and symphonies; and John Adams, recognized for his influential works in post-minimalism. Other noteworthy figures include Arvo Pärt, known for his spiritual and minimalist style, and Kaija Saariaho, who has made significant contributions to electronic and acoustic music. These composers have shaped the landscape of modern music through innovative approaches and diverse styles.