A third theme to emerge from this review of the history of technology is the growing importance of education. In the early millennia of human existence, a craft was acquired in a lengthy and laborious manner by serving with a master who gradually trained the initiate in the arcane mysteries of the skill. Such instruction, set in a matrix of oral tradition and practical experience, was frequently more closely related to religious ritual than to the application of rational scientific principles. Thus, the artisan in ceramics or sword making protected the skill while ensuring that it would be perpetuated. Craft ...(100 of 38754 words)