Presidential scholars have focused on the concept of presidential popularity (or approval). Write an essay in which you discuss the concept of presidential popularity and how it is measured. Next, describe the factors that lead to increases or decreases in presidential popularity. Finally, discuss the factors that help to explain popularity, or changes in popularity, for Presidents Lyndon Johnson, Richard Nixon, Bill Clinton, George W. Bush, Barack Obama, and Donald Trump ———————- – must be a word doc – use AT LEAST 3 sources – must cite Chicago style (within essay/use footnotes and bibliography) – ALL point of discussion in description must be discussed/written