Universal design has been described by the late Ron Mace, one of the founders of the universal design movement as “the design of products and environments to be usable by all people, to the greatest extent possible, without the need for adaptation or specialized design.”[1]

[1] Universal Design History, http://www.ncsu.edu/ncsu/design/cud/about_ud/about_ud.htm, viewed 8 September 2015