I am speaking to you from my home in ithaca new york and im the author of cosmos possible worlds and im deeply, truly honored to be participating in this event for the library of congress. The very first of cosmo cosmos 0 years ago, carl sagan and stephen and i celebrated the Great Library of alexandria and the library of congress means so very much to me because of the democratic idea of the worlds knowledge to all of us so it is my great honor to be here. Im here to talk about household world just the book ive written and also a Television Series that i had the pleasure of producing, writing and directing with my collaborator. So, why a third cosmos after 30 years . The first cosmos was an effort to give the broadest possible public a global public. Itits coordinates in space and time. It was his dream, one that i completely share that how we find our way in the cosmos, the great story of the 40,000 generations of human beings who in one way or another added to the current understand