Inaugural Time Travel 

To paraphrase what Senator Charles Schumer said about tickets to the inauguration, this week's CNN Profiles is not for sale. This edition of CNN Profiles is a chance for people from all 50 states to get a deeper understanding of the presidential inauguration, not, as Schumer would say, "for scalpers to make a quick buck."

That's why we're introducing you to American History Professor Leo Ribuffo.

He leads us on a journey to inaugurations past to help shed light on the one around the corner.