▁reli ance ▁on ▁positive ▁belief s , ▁whereas ▁negative ▁m ood s ▁encou rage ▁the ▁updating ▁of ▁belief s ▁in ▁the ▁light ▁of ▁new , ▁significant ▁data . ▁ ▁Draw ing ▁on ▁the ▁work ▁of ▁Marcus , ▁political ▁scient ist ▁Tom ▁Br ader ▁says ▁that , ▁" by ▁appe aling ▁to ▁specific ▁emot ions , ▁[ communic ators ] ▁can ▁change ▁the ▁way ▁citizens ▁respond ▁to ▁political ▁messages ." < ref > T ed ▁Br ader , ▁Camp aign ing ▁for ▁He arts ▁and ▁M inds ," ▁University ▁of ▁Chicago ▁Press , ▁ 2 0 0 6 , ▁p . 1 8 </ ref > ▁ ▁In flu ence ▁of ▁em otion ▁on ▁persu asion ▁▁ ▁Neg ative ▁emot ions ▁ ▁F ear ▁and ▁anx iety ▁ ▁The ▁only ▁widely ▁studied ▁em otion , ▁with ▁respect ▁to ▁persu asion , ▁is ▁fear . ▁F ear ▁has ▁been ▁found ▁to ▁force ▁individuals ▁" to ▁break ▁from ▁routine ▁and ▁pay ▁close ▁attention ▁to ▁the ▁external ▁world ," ▁including ▁persu as ive ▁messages . ▁Moreover , ▁fear ▁has ▁been ▁found ▁to ▁encou rage ▁political ▁eng agement : ▁ ▁" people ▁are ▁demon stra b ly ▁more ▁likely ▁to ▁eng age ▁in ▁the ▁political ▁real m ▁when ▁they ▁are ▁anxious ▁about ▁the ▁candidates . ▁Une as iness ▁about ▁the ▁available ▁political ▁choices ▁leads ▁people ▁to ▁pay ▁closer ▁attention ▁to ▁the ▁political ▁environment . ▁[...] ▁people ▁learn ▁more ▁about ▁the ▁candidates ▁( that ▁is ▁they ▁ac quire ▁new ▁and ▁accurate ▁knowledge ) ▁when ▁they ▁are ▁anxious ▁but ▁not