Alison MacDonald: Chief of staff, Sen. Jeanne Shaheen (D-NH)

Alison MacDonald is preparing to sunset a long career supporting the work of Sen.

Jeanne Shaheen (D-N.H.), who is retiring from Congress at the end of the term.

MacDonald, a New Hampshire native, was working as a health policy advocate outside of the Capitol when she was drawn to the opportunity to work for Shaheen...