Although many definitions of culture exist, studies in psychology typically conceptualize different cultures as different countries. In this article, we argue that cultural psychology also provides a useful lens through which to view developmental milestones. Like other forms of culture, different developmental milestones are demarcated by shared values and language as well as transmission of particular social norms. Viewing development through the lens of cultural psychology sheds light on questions of particular interest to cultural psychologists, such as those concerning the emergence of new cultures and the role of culture in shaping psychological processes. This novel framework also clarifies topics of particular interest to developmental psychology, such as conflict between individuals at different milestones (e.g., arguments between older and younger siblings) and age-related changes in cognition and behavior.

尽管对文化有很多定义存在，心理学研究通常将不同的文化概念化为不同的国家。在本文中，我们认为文化心理学也提供了一个有用的视角，通过它可以查看发展里程碑。与其他形式的文化一样，不同的发展里程碑由共同的价值观和语言以及特定社会规范的传播来划分。从文化心理学的角度看待发展可以揭示文化心理学家特别感兴趣的问题，例如关于新文化的出现和文化在塑造心理过程中的作用的问题。这个新颖的框架还阐明了发展心理学特别感兴趣的主题，例如不同里程碑的个体之间的冲突（例如，