Dennis Hopper lived in the 20th century.
Dennis Hopper . Hopper also began a prolific and acclaimed photography career in the 1960s . Journalist Ann Hornaday wrote : `` With its portrait of counterculture heroes raising their middle fingers to the uptight middle-class hypocrisies , Easy Rider became the cinematic symbol of the 1960s , a celluloid anthem to freedom , macho bravado and anti-establishment rebellion '' .