i'll see you then me the me ah, welcome back to all the parts but jonathan zimmerman, professor of history education at the university of pennsylvania, and also all 3 speech why you should give them professor zimmerman. before the break, we were talking about the psychology of politics and politicizing of psychology, but they would be at some other reason which i want to explore with you or your colleagues, jonathan hyde, and the regular piano from there. and now famous book, the coddling of the american mind, also address the phenomena that we are talking about now. and they suggested that it may be partially due to the collapse of the soviet union. and the americans, losing that sort of archetype will figure all of anatomy in the soviet union union, which kept them together, which kept political tribalism at bay, perhaps even provided some sort of a social glue. i wonder if this is something that's tried or whether you will look . i mean obviously i know john and greg and i respect their book. i think the jury is still out on that. you know that his degree to which the cold war factored