Seminar paper from the year 2018 in the subject Business economics - Information Management, grade: very good, , language: English, abstract: Vygotsky, L., Leont'ev, A. N., and Luria, A. R. have invented the activity theory in the early 19th century (Miller, C., 2008). "e;Activity theory is a conceptual framework based on the idea that activity is primary, that doing precedes thinking, that goals, images, cognitive models, intentions, and abstract notions like "e;definition"e; and "e;determinant"e; grow out of people doing things"e; (Morf, M. E. & Weber, W. G., 2000, p.81).