his skill at seeking compromise with the democrats was critical in helping ronald reagan and jomplet h.w. bush pursue their agendas during their presidential terms. bob michel died this morning at ge 93. c-span today is releasing the results of our survey of his torians on presidential leadership -- historians on presidential leadership. they rate on 10 leadership attributes and has overall rankings for each president. it's all online right in front our homepage at c-span.org/presidentsurvey2017 with the rankings, individual leadership characteristics, information on how the survey was done and which historians weighed. in is the third survey that c-span has done on presidential leadership. starting from 2000, 2009 and again this year. on thunder sund's "washington journal," historians will weigh in joining us to discuss the 2017 historian's survey of presidential leadership. that's live on c-span beginning at 8:00 a.m. eastern sunday during "washington journal." >> watch c-span as president donald trump delivers his first address to a joint session of congress. president trump: this congress