she serves on the board of gavi and has done that since 2016. so, irene, thank you so much for joining us. robin came from new york. thank you so much for coming down to be with us today. and chiefnicef advisor of immunizations at unicef headquarters. we are thrilled to have you with us today. your boss is my boss. cis foren connected to over 35 years. she has been extremely generous to us. we don't miss any opportunity to praise her and to have unicef as part of our program so thank you so much, robin, for coming with us, to be with us today. catherine, you have the new paper that she authored. you have this which i would urge you all to read. it is an extremely well-written and well thought out piece around u.s. national interests in supporting gavi. and verypowerful eloquent statement. catherine, congratulations on that. ,n the website for this, csis there is a short five minute video that is an explainer than t catherine put together which i think is very helpful. we have a commission on strengthening american help security. it will be two y