An insightful study of seven great pop musicians who expanded the boundaries of musical creativity in their own different ways during the peaks of their careers in the second half of the 20th Century. The musicians discussed in this work are Yoko Ono, Frank Zappa, Neil Young, Joni Mitchell, Sun Ra, James Brown, and Sigmund Snopek III. The author Bob Mielke teaches American Literature and Culture at Truman State University.