Honoring bands or solo artists which demonstrate musical excellence. Such a descriptor includes (but isn't limited to) influence on other performers or genres; length and depth of career and catalog; stylistic innovations; or superior technique and skills.

Honoring performers, songwriters and producers who have changed the course of music history. These artists have dedicated their lives to creating influential, important music infused with originality, and have achieved a level of timeless distinction.

Honoring the artists that pre-date the birth of rock & roll, but have had a profound impact on music's evolution and its iconic artists.

Honoring songwriters, producers, disc jockeys, record executives, journalists and other industry professionals who have had a major influence on rock & roll.