Ogilvy CommonHealth Worldwide (www.ogilvychww.com), the health behavior change specialists of Ogilvy & Mather (www.ogilvy.com), and a WPP company (NASDAQ:WPPGY) (www.wpp.com), announced that Charity Navigator, the United States' largest and most-utilized evaluator of charities, has appointed Matt Giegerich, chairman & CEO of Ogilvy CommonHealth Worldwide, to chairman of the board.

Mr. Giegerich, previously a founding board member, succeeds Charity Navigator's co-founder Pat Dugan. In his new role, Matt Giegerich will lead the organization's board of directors and support Charity Navigator's mission of advancing a more efficient and responsive philanthropic marketplace, allowing givers and the charities they support the opportunity to work in tandem to overcome our nation's and the world's most persistent challenges.

Founded in 2001 by Pat Dugan and his wife Marion, Charity Navigator has developed an unbiased and objective rating system to assess today's philanthropic marketplace. Charity Navigator's team of professional analysts rate 8,000 United States based charities many of which operate overseas.

Mr. Giegerich remarked, "It is with great humility and pride that I formally accepted the honor of succeeding my friend, mentor, and founder of Charity Navigator, Pat Dugan, as chairman of the board. I can't say enough about the character and strength of this philanthropic organization, its board, leadership, and staff. The world is truly a better place because of it -- and them."

For more information on Charity Navigator, please visit: http://www.charitynavigator.org.

About Ogilvy CommonHealth Worldwide

Ogilvy CommonHealth Worldwide is committed to creativity and effectiveness in healthcare communications, everywhere. Our global headquarters are in Parsippany, NJ, with additional hubs in New York, London, Paris and Singapore. We maintain multiple additional offices in markets critical to our clients' global aspirations. Ogilvy CommonHealth Worldwide provides marketing services including behavioral insights, content strategy and management, digital, interactive and new media services, marketing analytics and research, media planning and buying, medical education, payer marketing and market access, professional advertising and promotion, public affairs and relations, relationship marketing, sales training development, social media and social listening, and wellness and consumer advertising and promotion. The network also offers scientific communications and publications planning services through a wholly owned separate legal entity. The organization houses and maintains in dividual Ogilvy CommonHealth and Ogilvy Healthworld brand identities within the marketplace.