i am tempted to begin by checking to see if you are the same michael chertoff who a decade oi’ same michaelrtoff who a decade or more ago was an arch advocate of enhanced electronic surveillance of citizens in pursuit of national security. are you that same guy? well, i was the secretary of homeland security, but it wasn't really su rveilla nce homeland security, but it wasn't really surveillance in the sense that we're thinking about it now. it was about taking data that was readily available, and a fairly modest amount of data, and beginning to analyse it so we could find connections between travellers, for example, coming from overseas and known terrorists in the middle east and elsewhere. it was a lot of data, because it was telecommunications, but also it was the internet, because we were then, talking about the patriot act, of which you were one of the key architect, it was a period when the us government was preoccupied with electronic counterterror measures. and you personally seemed to be a great supporter of expanding the role of state surveillance. actually, it was a fairly modes