Bachelor of Science in Journalism, Boston University, 1986.
Reporter Gannett Westchester Newspapers, New Rochelle, New York, 1986-1987. Copy editor Popular Science magazine Time Incorporated, New York York City, 1987-1988, associate editor, 1989-1994, senior editor, 1994—1997, executive editor, 1997—2001. Executive editor Scientific American magazine Nature America, Inc., 2001—2009, acting editor-in-chief, 2009, editor-in-chief, since 2009.
Science writer in residence University Wisconsin, Madison, 2005. Adjunct professor New York University, since 2006.
Member of Science Writers New York (chair 2001-2004), Society Environmental Journalists, National Association Science Writers (president since 2009), American Society Magazine Editors.
Married Carl John Gerosa III, October 30, 1989. Children: Mallory Claire, Seline Marie.