Hazen teaches jazz piano, in the Department of Performing Arts, at Clemson University. He studied piano at Lander College, and is an alumni of  Berklee College of Music, where he majored in jazz piano performance. Professor Bannister served as an instructor of piano, and jazz studies at the University of South Carolina-Upstate.

Hazen has toured and recorded with many national acts since the 1970s, He also wrote, and recording, "I'm Gonna Make Her Mine", with The Swinging Medallions. Hazen is a first-call studio musician, and live performer in the Southeast. He is a Hammond Organ artist endorsee, as well as an Yamaha endorsee. 

Hazen is the owner of Bannister Music Center, which has been in business for 25 years, in Honea Path, SC.

He also is serving as the Minister of Music at Keowee Baptist Church.

bannister music center