tocribing sending humankind the moon, he talked about the commitment of a nation. a nation, he said, that was quote unwilling to postpone the effort. unwilling to postpone. in our collective fight against cancer, we have to be unwilling day, a week, a month. if there was not one new by collaborating, by changing the structure that existed in 1971 to meet capacities in 2016, we could more lives.of a lot see, to me, that is what you world here. not just for cancer. other diseases as well as by i'm speaking only of cancer. so let me end where he should've begun by thanking you -- where i should have begun by thanking you. there is way more collective grey matter in this auditorium than probably any other places humbled in the world. of are in incredible group women and men with enormous, enormous potential. looking toorld is you. not just the united states, the whole world is looking to you. so i thank you for what you have done and i thank you for your dedication to the tens of thousands -- and the tens of thousands of hours you put in getting the education and the w

trying tocribed, it's measure investor anxiety, and it does that by looking at certain internet keywordsto, say, shortselling. the idea that people want to put on trade and research it before and. the research i did was to look at the anxiety index and try to understand how a related to vix. see, on i also tried to given that there is a strong relationship between these two indices, to use it to create trading. scarlet: part of this is that the vix has been an incomplete. measurement. what we have seen over the last five trading days is the vix surging 32%, even as the s&p 500 on which it has base has not done a whole lot. vix insufficient as a measurement of anxiety? >> one thing is that the vix is once reflective of what's happening in the market. it's based upon the volatility of the s&p 500. but it's potentially not going to read into what people are thinking about doing in the future. that's one thing you can pick up from search patterns. even before someone puts up a trade, they can pick up something from that. whatever you want to put on the trade, that might end up taking you wan