Oral histories held by the IEEE History Center are available here -- this site is a great resource.

Here are a few of the names you might recognize: Paul Baran, Leo Beranek, Vinton Cerf, Ivan Getting, Bob Lucky, Arno Penzias, John Pierce, Simon Ramo, Eberhardt Rechtin, Andrew Viterbi, Jerome Wiesner, Vladimir Zworykin.

Oral Histories at the IEEE History Center