Marty was editor-in-chief of Reason throughout the 1980s after joining staff as a book review editor in 1975. In 1989 she joined Institute for Humane Studies as a Vice-President, and in 2001 she was appointed President of IHS. She now serves as President Emeritus and as an advisor to IHS. She has been published in several academic journals as well as The New York Times Book Review and the op-ed pages of newspapers. Marty has served on the boards of several nonprofits, including a private school in the Washington, DC, area. In her spare time she likes to cook, play tournament bridge, and enjoy her grandchildren.