▁extreme ▁right ▁and ▁extreme ▁left ) ▁had ▁significantly ▁worse ▁met ac ogn ition , ▁or ▁the ▁ability ▁of ▁a ▁person ▁to ▁recognize ▁they ▁are ▁wrong ▁and ▁modify ▁their ▁views ▁when ▁presented ▁with ▁contrary ▁evidence , ▁thus ▁creating ▁an ▁opinion ▁that ▁supports ▁only ▁their ▁idea ▁of ▁wrong ▁and ▁right . ▁People ▁found ▁on ▁either ▁of ▁the ▁political ▁extrem es ▁were ▁shown ▁to ▁have ▁much ▁greater ▁( but ▁mis pla ced ) ▁confidence ▁in ▁their ▁belief s , ▁and ▁resist ed ▁change . ▁ ▁A ▁ 2 0 1 9 ▁study ▁found ▁that ▁political ▁extrem ism ▁on ▁both ▁the ▁left ▁and ▁right ▁t ended ▁to ▁have ▁four ▁common ▁psych ological ▁features : ▁psych ological ▁dist ress ▁stim ul ates ▁the ▁ad option ▁of ▁an ▁extreme ▁ide ological ▁out look , ▁extreme ▁ide ologies ▁tend ▁to ▁have ▁relatively ▁simpl istic ▁black - white ▁per ception s ▁of ▁the ▁social ▁world , ▁said ▁mental ▁simplicity ▁causes ▁over conf idence ▁in ▁jud g ements ▁and ▁political ▁extrem ists ▁are ▁less ▁toler ant ▁of ▁different ▁groups ▁and ▁opinions ▁than ▁moder ates . ▁ ▁Crit ic ism ▁▁ ▁After ▁being ▁accused ▁of ▁extrem ism , ▁Martin ▁Luther ▁King ▁Jr . ▁critic ized ▁the ▁main stream ▁usage ▁of ▁the ▁term ▁in ▁his ▁Let ter ▁from ▁B irmingham ▁J ail , ▁ ″ But ▁though ▁I ▁was ▁initially ▁disappoint ed ▁at ▁being ▁categor ized ▁as ▁an ▁extrem ist , ▁as ▁I ▁continued ▁to ▁think ▁about ▁the ▁matter ▁I ▁gradually ▁gained ▁a ▁measure ▁of ▁satisfaction ▁from ▁the ▁label . ▁Was ▁not ▁Jesus ▁an