The study [Buxton and Myers, Proc. CHI '86, 321-6] was motivated by the observations … and navigating through the document being edited. … Assuming right-handed users, the right hand manipulated the … strips: one that permitted smooth scrolling, the other … strip). … What we saw was a dramatic improvement in … the performance gap between experts and novices was … it was clear that using both hands in …
Google-1
Google-2
Copyright clearance needed for quotation.