Much Ado about Nothing, Part I: The Importance of White Space
http://www.stc.org/intercom/PDFs/2008/200801_36-37.pdf
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Hart, Geoffrey J.S.
Intercom
2008

Abstract:

White space is a paradox: by definition it contains no information, yet it clearly communicates despite lack of content. Hart describes how to incorporate white space into the information design process.