Ed Ward

Rock historian Ed Ward will look at Cal-Mex music - the sound from East L.A. - and the legacy of "La Bamba."

Rock historian Ed Ward will look back at the Chantels, a 50s group of five New York teenagers whose exquisite harmonies drew comparisons with classical youth choirs.

Booker T. and the M.G.'s guitarist Steve Cropper cowrote and played on countless soul music hits during the 1960s. While he focuses more on producing nowadays, his musical legacy endures. Rock historian Ed Ward tells his story.