he did not take that advice needless to say he appointed rob emmanuel who was i think a good choice at the time for the first part of the obama presidency. but my point here is once again that presidents often learn the hard way that you have to empower a white house chief. under obama understood this from thebe beginning. that was one of the reasons i think, including his good choices of chiefs of staff over the eight year. i think one of the reasons for his fixed success. >> peter everyone spent welcome back i'd like to say we missed you since this morning. [laughter] secretary lou spoke about the buttoned up very disciplined us all circled in the administration that can be great for running a government is not necessarily conducive to journals getting access. i am curious what the challenges ofre following the obama ministration were in the challenges. >> i'm against small meetings. one people in the meeting is my friend. and bring the tape recorder. [laughter] they give or not it's not true i'm planning to spend the rest of the semester here but i am glad to be here for this wonder