For the first time in its nearly 250 year history, the Navy has a woman as chief of Naval operations (CNO). Adm. Lisa Franchetti, in a recent Navy Times article, credited an earlier CNO (Elmo Zumwalt), for enabling women to advance in the Navy. CNOs, in fact, have exerted a lot of influence. Now the Naval History and Heritage Command has released -- in hard copy -- a 2015 volume detailing the activities of a century of chiefs of Naval operations. For more, Federal Drive Host Tom Temin spoke with historian and co-author Curtis Utz.\nLearn more about your ad choices. Visit podcastchoices.com/adchoices