Matt Crenson is managing editor at Science News. After graduating from Brown University with a bachelor's of science in geology, he earned a master's degree in hydrology at the Yale School of Forestry and Environmental Studies. In 1992, he was an AAAS Mass Media Science and Engineering Fellow at the Dallas Morning News, where he then worked for four years as a science writer. He later worked in New York for the Associated Press as a science editor and national writer, and as a producer for ABC News. From 2007 to 2009 he was content manager for 23andMe, a Mountain View, Calif., company that offers genetic testing directly to consumers. During the 2003–2004 academic year, he was a John S. Knight journalism fellow at Stanford University, where he studied linguistics and genetics as a means of understanding human prehistory. He joined Science News as deputy managing editor for news in 2010. He was named managing editor in 2012.