Brett Bruen used to advise Barack Obama on geopolitics and nowadays is the president of the Global Situation Room which advises companies on potential risks to their reputations.  Its latest Reputation Risk report suggests that the biggest single risk to major companies comes from pronouncements, posts and rants from one man in the White House: Donald Trump. 

All to discuss with Brett Bruen is also a board member of Harvard university and the UCD Clinton Institute here in Ireland