Her work appears frequently in Newsday, as well as in the City Arts section of NY Press newspapers Our Town, The Spirit, and Chelsea News.  Gregory's reviews also have been published in Observer Arts, The Chief Newspaper, Hamptons Magazine, Hamptons Art Hub, Afterimage Magazine, Catholic Digest, Woman Around Town, Ragazine, The Seventh Quarry, ArtSlant, Immagine&Poesia and Cross-Cultural Communications among others. For more than five years, she wrote monthly columns on exhibitions, museums and galleries in Long Island Pulse, one of the largest regional magazines in the United States.  Mary Gregory's critical essays have been included in exhibition catalogues, and her short fiction has been anthologized by the Georgia Museum of Art.

Interviewees include prominent figures in the New York art world such as the president of the Metropolitan Museum of Art; the directors of The Museum of Modern Art, The Frick Collection, the Jewish Museum and the Brooklyn Museum; the chief curators of the Whitney, MoMA, the Museum of Art and Design and the Cooper-Hewitt Museum;and the Commissioner of Cultural Affairs.