In sociocultural theory, this joint, mutual focus is called intersubjectivity, or shared understanding.
( ( In ( sociocultural theory ) ) ( , ( ( this ( joint ( , ( mutual focus ) ) ) ) ( ( ( ( ( is ( called intersubjectivity ) ) , ) or ) ( shared understanding ) ) . ) ) ) )
(ROOT (S (PP (IN In) (NP (JJ sociocultural) (NN theory))) (, ,) (NP (DT this) (JJ joint) (, ,) (JJ mutual) (NN focus)) (VP (VP (VBZ is) (VP (VBN called) (ADVP (RB intersubjectivity)))) (, ,) (CC or) (VP (VBD shared) (NP (NN understanding)))) (. .)))
People don't always want to share a focus, as many are narrow-minded.
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(ROOT (S (NP (NNS People)) (VP (VBP do) (RB n't) (ADVP (RB always)) (VP (VB want) (S (VP (TO to) (VP (VB share) (NP (DT a) (NN focus))))) (, ,) (SBAR (IN as) (S (NP (DT many)) (VP (VBP are) (ADJP (JJ narrow-minded))))))) (. .)))