dr. kristan stoddart. we're showing our age. it is hard to find. would like to thank professor bolt for that wonderful introduction. i'd also lining to think -- -- like to think -- the wonderful organization and the hosting of this event which has been extraordinarily good. and -- it's surprising that -- well, a little built surprise that edward snowden has been mentioned so frequently in the course of these last few days. it is of course a matter of record now that he was the main whistleblower of what is known as the revelations which have been a source of much speculation, controversy, and general thoughtfulness by both the united states and in some other nations that engage in the program, which includes the unite kingdom, but a number of others. so, let's look at the gentleman himself. i will say before i start, obviously some details on the screen -- that i find -- when i looked into this background, as much as you possibly can, some of the ways he found into the intelligence service -- community -- the ways he was recruited and the thing he