"When Olivier told me he was working on something, I trust this guy so much, I could've almost started advising without knowing what it was," said Mr. Arnault, who has known Mr. van Themsche since elementary school.
The next year, he started advising groups promoting the arts among minority communities.
The parties' agendas have become more polarised too, particularly since Lynton Crosby started advising Cameron.
Advertisers have been chasing young money since the nineteen-twenties, when consultants started advising companies to woo trendsetting flappers.
After 2000, Mr. Morrissey developed a closer relationship with her and started advising her on estate planning.
Cashing in on that experience, the brothers started advising other inventors about how to market their products.
Another friend was Bill Blass, the fashion designer — also a connoisseur of antiquities — whom Picón started advising on his purchases in the late eighties.
He said he ended his advisory contract with the Kurdish government after his company started advising "multinational corporations" investing in the Kurdish region and Iraq.
