Hi, i am an Italian undergraduate in physics, first year, first semester of exams..i wanted to ask you all if you know some Italian graduate in Usa in physics or earth sciences...because i need some informations about "how likely a good (very good) student coming from Italy can enter in places such as Harvard o top tiers for the phd...?" i just need some infos, best thing would be an italian studying in Usa, posting here!! i have so many question like, what average of marks, how to find teachers willing to write the letters!! thanks, by the way i am interested particularly in Atmospheric/Ocean Physics!!