Tabernuiga later returned to England and remained an informal advisor for Newcastle.

He was also an informal advisor to Michael Dukakis's 1988 presidential campaign.

Albright has been a close friend of Clinton and serves as her top informal advisor on foreign policy matters.

He acted as an informal advisor to Governor Shute upon his arrival, and made appearances at public and private functions.

Schmidt was an informal advisor to the Obama presidential campaign and began campaigning the week of October 19, 2008, on behalf of the candidate.

In 2011-12, he served as an informal advisor to Buddy Roemer's presidential campaign.

Following the Grand Remonstrance of 1641, Hyde became an informal advisor to the King.

I need an informal technical advisor.

A number of them have become my informal advisors.

Yallos, with an air of coming to the aid of a simpleton, had appointed herself Rhita's informal advisor.