In the 1970s, DIY spread through the North American population of college- and recent-college-graduate age groups. In part, this movement involved the renovation of affordable, rundown older homes. But it also related to various projects expressing the social and environmental vision of the 1960s and early 1970s. The young visionary Stewart Brand, working with friends and family, and initially using the most basic of typesetting and page-layout tools, published the first edition of The Whole Earth Catalog (subtitled Access to Tools) in late 1968.