On November 19th he published a book, "Unintimidated", describing his Wisconsin battles and all but declaring himself a contender for the 2016 Republican presidential nomination.
Mr Sifry says he is unintimidated by the arrival of these giant competitors.
Over three gruelling days, an unintimidated Mr Lazarevic painted a damning picture of the tightly interlocking links between various Serb nationalist forces.
America rightly sets great store by civilian control of its armed forces and on June 23rd a distinctly unintimidated President Barack Obama made General McChrystal pay for his insubordination with his job.
IN HIS book, "Unintimidated", written after winning a recall election in 2012, Scott Walker, the Republican governor of Wisconsin, linked his victory to the fact that "we took our message to the persuadable segment of the electorate, and persuaded them".
Firm judges, unintimidated by loose congressional threats, offer the best chance to contain them.
After Ronald Reagan crushed the air-traffic controllers' union in 1981, American managers felt unintimidated by the threat of strikes; they re-engineered, down-sized and contracted out; and the result was the restoration of America's lead over its rivals.
The argument, which was highly polemical and overgeneralized, nevertheless promoted the ideal of the learned scholar-gentleman who had no pecuniary or political interests and was unintimidated by the overly polished and spiritless examples of professional painting.
Aljin sounded unintimidated by the massacre that took place around her house, when between 80 and 100 Isis fighters disguised in YPG uniforms penetrated Kobani on 25 June.
So exasperated was the committee that at times it rode roughshod over the answers from the - to be fair, unintimidated - Ms Homer, who at one point pleaded to get a word in edgeways.
At Eton, he was quite unintimidated by arriving at this vast and forbidding school.
