Darren McColl says he trusts the strategy.
David Angelo says it's business as usual.
UM won the business in 2009.
Some hold out hope while others are unsatisfied.
The executive is transitioning to a senior advisory role.
Offering tryouts gives brands insight into whether it'll be a working relationship worth pursuing.
The agency's New York headquarters will lead the business.
The author previews this year's Cannes Lions event about his book.
EP+Co's brand campaign may have played a role.
Move allows iProspect to better target multicultural audiences.