Lakoko ti o wa nibe o je omo egbe ti Juilliard Ensemble labe itosona Luciano Berio, o se ise pelu won ni ilu New York peelu University of Hawaii ati Dartmouth College .Ni odun 1971 Marangella gba ipo eye Young Concert Artists International Auditions eyiti o yori si isafihan akoko re ni Carnegie Hall .. 
Tí ó bá jẹ́ pé gbogbo ẹ̀ro orin kan ní ipa lórí èyíkè yíká, ẹ̀ro orin tí ó kú gba ìkòkò náà là nílò láti fi ọwọ́ wọn hàn.. 