i want, first of all, to welcome melody barnes, who is that dorothy danforth professor and co-director of the democracy initiative at the university of virginia. melody served as a senior domestic policy adviser to president obama, and in 2020, hosted the award winning podcast, lbj and the great society, a project that made very extensive use of the lgbt recordings. next, i would like to welcome michael beschloss, an emmy winning contributor to nbc news, and that pbs news hour. his ten highly regarded books on presidential history include to that die very deeply into the lbj recording. finally, i would like to welcome brian williams, the anchor of the 11th hour, with brian williams, which airs weeknights on msnbc. brian served as managing editor of the nbc nightly news for a decade, during which he earned just about every award that a broadcast journalist can earn. brian, michael, melody, welcome and thanks so much for being here. now, i want of course to play some of these tapes, and get your reactions to them. let's talk for just a moment about what these tapes are, why they were made, and how they have come to light over the ye