 Spinelli is a member of the Advisory Panel of DiEM25


She has three older maternal half-sisters (Silvia, Renata and Eva) from her mother's first marriage to Eugenio Colorni and two sisters (Diana and Sara).Her half-sister Eva Colorni, an economist, was married to fellow Indian economist Amartya Sen from 1973 to her death in 1985.Another half-sister, Renata Colorni, is a translator.