Any kind of idea, belief, technology, habit or practice that is acquired from others. Culture is shared and associated with a group of people who have a shared context (geographical, Cultural boundaries are not distinct and often unclear. Much within-culture variation exists just as much between-culture variation exists. 1921 wilhelm wundt"s volkerpsychologie: cultural products (e. g. language and customs) have an effect on mental processes. 1920s russian cultural-historical school: luria, vygotsky and others recognized that people-environment interactions are done using tools or cultural ideas that accumulate over the span of history. Interest in cultural influence on mental processes waxed and waned after 1930s. 1980s to 1990s berry, shweder, markus, kitayama, triandis and others: monumental contributions to the field: cultural psychology established itself as separate discipline within mainstream psychology. A key goal of general psych is to reveal the underlying & universal cpu : even the way our brains work can be influenced by culture.