The following was originally published January 13, 2010 at

Mr. Mallory's 3 Purposes of Expression

INVOKE - to use the Technical and/or Design qualities of an artwork to create a mood or frame of mind for your viewers, or a setting within your artwork. An INVOCATION is a prayer or ritual seeking to invite the presence or participation of a divine or higher power.

1 : to call forth by incantation : conjure
2 : to put into effect or operation : implement
3 : bring about, cause

EVOKE - when the elements or principles of design you employ, or your subject matter or technique seem to trigger associations or memories in your viewer. Photos, Drawings, Paintings, and Designs can be very EVOCATIVE if they make you nostalgic or give you a sense of déjà vu.
1 : to bring to mind or recollection s memories>
2 : to re-create imaginatively

PROVOKE - when your artwork stimulates a reaction, discussion or debate. Often this is done by shocking or presenting an image that is inconsistent with conventional experience. To be PROVOCATIVE may mean being controversial, or at least causing cognitive dissonance.
1 a : to arouse to a feeling or action b : to incite to anger
2 a : to stir up purposely b : to provide the needed stimulus for
pro·vok·er noun
synonyms provoke, excite, stimulate, pique, quicken mean to arouse as if by pricking. provoke directs attention to the response called forth provoke laughter>. excite implies a stirring up or moving profoundly excited anger and frustration>. stimulate suggests a rousing out of lethargy, quiescence, or indifference <stimulating conversation>. pique suggests stimulating by mild irritation or challenge piqued my interest>

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