Tomassi is Executive Director of The Center for Fiction, the only literary non-profit in the country solely devoted to the art of fiction. She joined the Center in 2004 when it operated as The Mercantile Library and spearheaded its transition to and rebranding as the Center for Fiction. The Center presents over 100 events a year in New York City and is home to a sky lit writers’ studio, an independent bookshop, and an unparalleled circulating collection of fiction. Tomassi’s books include Money for International Exchange in the Arts and American Visions/Visiones de las Americas and she was a contributor to America’s Membership Libraries. She was a co-creator of What of the Night, a theater piece on the life and work of Djuna Barnes, produced by MCC Theater in New York in 2005. She earned her BA at Skidmore College.