i think we will know who the nominee is within six to eight weeks. , he professor matt karp said theemocratic party elite has thrown its full weight behind hillary clinton. how is this reflected in superdelegates and do you think -- how do you see this as any different than when barack obama first announced he was running for president and started the primary caucus process? >> i think it is very different. if you zoom out a look at how the sanders campaign compares to previous sort of insurgent democratic campaign's in recent memories, i think there are three ways it diverges. first, sanders is ideologically significantly to the left of clinton and in some ways the mainstream of the elected democratic party, at least. not just one tic, but his rejection of the new democrat approach to business-freely, economics embrace kind of older populism is a distinct break. and something we have not seen from other candidates in this position since probably jesse jackson. amy: who he worked with. >> exactly. second, sanders has won a lot more popular vote then those in the past. three times the