today i got the pleasure of hosting the event with steve kunin.a scientist, a famous scientist, for some infamous scientist. formerly head of the research portfolio secretary of energy, under president obama, prior to that a chief scientist and for those of you who may remember, that used to mean there's petroleum, and found petroleum and then it went back to bp. we'll be talking about that and prior to that, heio was a professor at caltech, i'll confess i'm jealous because that's my first choice where wanted to go to school, i went to queens in canada, some of you know, i like to think of it as a good school but caltech is the mothership so in short, steve was a scientist, we're going to talk about his book. if you are joining us, you know why where talking about this, what climate scientists tell us, why it matters. steve was on the circuit, i know what that's like, it can be fun, it can be annoying but it's a lot of work. you help people will read it. we want to talk about the book, besides of the planet's climate, we are going to talk about th