John Carreyrou is the bureau chief of The Wall Street Journal's health and science bureau in New York. Until May 2008 he was deputy bureau chief.

 Mr. Carreyrou has spent his entire career with Dow Jones & Company.  From 1995 to 1997, he was a reporter for Dow Jones Newswires in Jersey City, N.J.  In 1997, he moved to Paris as a reporter for Newswires, where he remained until 1999, when he became a reporter for The Wall Street Journal in Brussels.  In 2001, he returned to Paris to cover France for the Journal.  In 2004, he was named deputy chief of the Journal's Southern Europe bureau. 

 Mr. Carreyrou moved to New York in 2006 to cover the pharmaceutical industry for the Journal.  As bureau chief, he splits his time between writing about health care, editing a group of reporters and driving the paper's health and science coverage.

 In 2003, Mr. Carreyrou was part of a team of Journal reporters who won the Pulitzer Prize in Explanatory Reporting for their coverage of corporate scandals. Also in 2003, Mr. Carreyrou won the German Marshall Fund's Peter R. Weitz junior prize for excellence in European reporting. In 2004, he shared the German Marshall Fund's senior Weitz prize with other Journal reporters for a series on the feud between the U.S. and Europe over the Iraq war. In 2007, he was part of a team of Journal reporters who won the New York Press Club's consumer award for its coverage of health care. In 2008, he was named a Gerald Loeb Award finalist in the feature writing category for a series on the broken U.S. health-care system.  In 2009, Mr. Carreyrou and a team of reporters won the award for distinguished investigative reporting from the New York Newspaper Publishers Association for a series of articles on nonprofit hospitals. 

 Born in New York, Mr. Carreyrou received a bachelor's degree from Duke University. He currently resides in Brooklyn with his wife and three children.