Hard bop was popularized by Cannonball Adderely in the 1950s and 1960s. Adderely reinvigorated jazz in the 1970s after a successful career playing with many of the jazz greats.
alto
Bill Evans (2.9.14)
Cannonball Adderley (Sunday 9.15.13)
Art Pepper (Sunday 9.1.13)
Alto saxophone player Art Pepper redefined himself repeatedly, and each time gained greater respect and popularity.