Thank you. Good afternoon, ladies and gentlemen and welcome to this 12th annual Bunyan lectures. I'm vi Petrosian, Chairman of astronomy program at Stanford, which sponsored this lecture series. These lectures and some other activities of astronomy program at…

…These lectures and some other activities of astronomy program at Stanford are supported by an endowment from the State of Mr James T Bunyan, a longtime employee of Stanford University. Mr Bunyan, a man of actually modest means, left his life saving to us.…

…at Stanford are supported by an endowment from the State of Mr James T Bunyan, a longtime employee of Stanford University. Mr Bunyan, a man of actually modest means, left his life saving to us. He also has student philosophy with keen interest in…

…It is striking to me how closely the focus and profound effects of much of Carl's Efforts match the goals of Mr Bunyan, which vahe has just elucidated. Two years after receiving his Ph D in astronomy and astrophysics from the University of Chicago Carl…

…be here and renew my long term association with Stanford. Also very pleased at the conditions of the will of Mr Bunyan. I read his charge as blending astronomy, astrophysics, photochemistry, geophysics, biology and allied sciences to give a broad context for…