How did Charlie Parker change the direction of jazz from a musical standpoint

How did Charlie Parker change the direction of jazz from a musical standpoint? A few them did this more than once in their careers. Also, look for ways that he may have influenced society at large – music business, politics, religion, the aesthetics of music and art in general, social issues, civil rights, etc. Based on your research, how would you advise young jazz musicians who are coming of age in today’s world?