Author Patricia MacLachlan discusses with her editor, Charlotte Zolotow, how she solves problems in writing:

A young man who has little flying experience leans over to another passenger, who is an experienced flyer returning home:

The sociocultural context of cognitive development involves individuals solving problems with each other, working at times in a solitary fashion and at times side by side or face to face, in activities that tie to cultural institutions inherited from previous generations and transformed to fit current needs and to anticipate future needs.