. >> can you describe your relationship with professor john fenis. >> sure, he was my dissertation supervisorou first mead him? >> whenever i went to oxford. so it would have been 199 -- >> 2. >> could have been 2 or 3, somewhere in there. >> and how, what was his relationship with you or you with him? >> he was my dissertation supervisor and i would describe that as a relationship between teacher and student and he was a very yen -- generous teacher, particularly generous with his red ink on my papers. i member sitting next to the fire in his oxford office, like something out of "harry potter" and he always had a coal fireplace burning. sometimes when i was being raked over the coals. he did not let an argument that i was working on go unchallenged from any direction. >> so that was over 20 years ago you first empty him? >> whatever it is it is, yes. >> do you still have a friendship, relationship with him? >> last time i saw him, gosh, when, i know i saw him when he retired and there was a party held in his honor, and i remember seeing him then. that was a couple years ago. >> did he know y