Mariette DiChristina oversees Scientific American, ScientificAmerican.com, Scientific American Mind and all newsstand special editions. She is the eighth person and first female to assume the top post in Scientific American’s 166-year history. Under her leadership, the magazine received a 2011 National Magazine Award for General Excellence.
A science journalist for more than 20 years, she first came to Scientific American in 2001 as its executive editor. She is an advisor for the Citizen Science Alliance. She was named an AAAS Fellow in 2011. She was also the president (in 2009 and 2010) of the 2,500-member National Association of Science Writers. She was an adjunct professor in the graduate Science, Health and Environmental Reporting program at New York University for the several years. DiChristina is a frequent lecturer and has appeared at the New York Academy of Sciences, California Academy of Sciences, 92nd Street Y in New York, Yale University and New York University among many others.
Previously, she spent nearly 14 years at Popular Science in positions culminating as executive editor. Her work in writing and overseeing articles about space topics helped garner that magazine the Space Foundation's 2001 Douglas S. Morrow Public Outreach Award. In spring 2005 she was Science Writer in Residence at the University of Wisconsin–Madison. Her chapter on science editing appears in the second edition of A Field Guide for Science Writers. She is former chair of Science Writers in New York (2001 to 2004) and a member of the American Society of Magazine Editors and the Society of Environmental Journalists. DiChristina was honored by New York's Italian Heritage and Culture Committee in October 2009 for her contributions as an Italian American to science journalism and education in New York City. In January 2010, she was honored by the National Organization of Italian American Women as one as one of its "Three Wise Women" of 2009.