my name is erica westerberg. the original moderator can't be with us today. i'm in fact very happy to step in and introduce alex. i've have the pleasure of working with alex at the institute for eight years. in the inclusive developments. one of the biggest challenges in this pursuit is of course corruption is very timely for the excellent new book. better solutions on how to tackle oil corruption. a bit more. she has a phd in international relations. when she is research the politics. she's worked the last ten years where she leads projects in countries around the world. to research how the oil sector works. and combat corruption. we are changing the format a bit. please give her a warm welcome. thank you very much erica. thank you all for coming despite very -- various risks in our world. i had been working on this project as many of you know well for many years and have gotten a lot of same questions over the years. so i thought i would try to preemptively answer a few of those and open it up for discussion. the first question is why would you write a book