Significant dissemination is a heritage education strategy developed in Mexico on the basis of the tradition of environmental or thematic interpretation, which was born in the United States’ national parks and subsequently extended to many other countries in the world. This line considers it important to base the speech on a small group of central ideas to be communicated, but complements this strategy with elements specifically designed for cultural patrimony and coming from the areas of anthropology and history. It also proposes the creation of a culture that requires a commitment on the part of the public that starts when an emotional link with patrimony is established. This article explores its theoretical foundations from four pillars on which it stands. Recent implementation strategies linked to the Mexican museum context are used as an example.