Grillo often receives letters of appreciation and support from prominent figures , such as Antonio Di Pietro ( former Italian Minister of Infrastructures ) , Fausto Bertinotti ( former President of the Italian Chamber of Deputies ) , Renzo Piano , and even Nobel Prize Winners including Dario Fo , Joseph E. Stiglitz , the Dalai Lama and Muhammad Yunus .
These people include Antonio Di Pietro ( Italian Minister Of Infrastructures ) , Fausto Bertinotti ( President of the Italian Chamber of Deputies ) , Renzo Piano , and even Nobel Prize Winners like Dario Fo , Joseph E. Stiglitz , Dalai Lama , Muhammad Yunus .