Duffy was invited to be a Plenary Speaker on synesthesia at the "Towards a Science of Consciousness" conference at University of Arizona in Tucson.
[6] She has taught English at New York University, the City University of New York, and the UN Language and Communications Programme, including staff training abroad at UN offices in Addis Ababa, Arusha, Entebbe, Kigali, Monrovia, Nairobi, and Port-au-Prince.
Duffy wrote two award-winning essays, "Taipei Tales" and "Dining in French" for the literary journal Literal Latte.
Her work is included in the anthologies They Only Laughed Later: Tales of Women on the Move (Europublic Press) and Soulful Living (HCI).
She has traveled extensively throughout Europe and Asia and lived and worked in China for a year and a half.