She later won a scholarship from Macquarie Bank to do her masters at Columbia University. ‘I was always the only woman in the room’ Hansen secured a job at First Boston (now part of Swiss banking behemoth UBS) to work in investment banking on mergers and acquisitions. “That was a very exciting and very exhausting time,” she says. “By then I had been away for 10 years in New York and London and decided to return to Australia,” Hansen says. “I was always the only woman in the room and in investment banking it’s highly competitive, even among your peers,…