Recent announcements about changes to the boards of directors of area organizations or involving local executives.

Emerson U. Fullwood was elected to the board of directors of

Vanguard

, a Valley Forge mutual fund company, and to the board of trustees of each of Vanguard's funds. He is chief staff and marketing officer for North America at Xerox Corp., Stamford, Conn.

Merck & Co. Inc.

, a Whitehouse Station, N.J., publicly held pharmaceutical company, named

Thomas H. Glocer

to its board. He is chief executive officer of Reuters P.L.C., London.

The

Philadelphia Convention and Visitors Bureau

, a nonprofit organization, named the following people to its board and executive committee:

Joseph S. Martz

, executive director of the Girard Estate, Philadelphia.

Jack O'Brien

, executive vice president of Aramark Convention & Cultural Attractions, Philadelphia.

Judy Spires

, president of Acme Markets Inc., Malvern.

Ahmeenah Young

, executive vice president and general manager of the Pennsylvania Convention Center Authority, Philadelphia.

The Philadelphia chapter of the

National Investor Relations Institute

named a new president,

Michelle Debkowski

, executive vice president and investor relations officer of National Penn Bancshares Inc., Boyertown. The following people were named to the board:

Stephanie M. Baldwin

, investor relations manager for Antares Pharma Inc., Ewing.

John Demming

, director of financial communications for Comcast Corp., Philadelphia.

Mark Donahue

, director of investor relations for Dow Jones & Co. Inc., New York.

Karen Greene

, vice president of investor relations for Internet Capital Group, Wayne.

Barbara Krauter

, manager of corporate communications for Neose Technologies Inc., Horsham.

Big Brothers Big Sisters Southeastern Pennsylvania

, a Philadelphia nonprofit human-services organization, elected

William E. Brown

to its board. He is executive vice president and marketplace leader for Citigroup, Philadelphia.

Malvern Preparatory School

, Malvern, named

Victor J. Maggitti Jr.

chairman of its board of trustees. He is the president of Vimco Concrete Accessories Inc., King of Prussia.

James J. Smart

and

Randy H. Thurman

were named to the board. Smart is chief executive officer of Smart Business Advisory & Consulting L.L.C., Devon. Thurman is former president and chief executive officer of Viasys Healthcare Inc., Conshohocken.

St. Basil Academy

, a private school in Jenkintown, elected

Michael W. Tantala

to its board. He is a principal with Tantala Associates, Philadelphia.

- Mike Zebe