Charles Frost was an account executive for the advertising firm of Ogilvy & Mather, which put together the original "Do you know me?" ads for American Express.
D Walden is Deb Walden, Executive Vice President Customer Service Chase Card Services.
L Walker is Emily L. Walker who instigated, designed, created and executed Citigroup’s Corporate and Investment Bank’s global partnership with the United Nations World Food Programme (WFP).
No word on D. Barrett.
(Yes, I clearly am supposed to be doing something very important that I don't want to do right now.)