15. The method of claim 14 , further comprising: storing a plurality of persona styles in a persona repository, wherein each persona style defines a unique communication style; and selecting the persona style from the plurality of persona styles.
14. A method for applying persona styles to written communications, the method comprising: receiving an element of original content from a written communication of a user; receiving a selection of a persona style, wherein the selected persona style defines a communication style, the persona style one of a plurality of unique persona style stored in a persona repository, wherein the selected persona style maintains the meaning of a text string while adapting the text string to include an inherent mood, strength, and/or feeling based on the selected persona style and wherein according to the selected persona style, a text string may be dynamically modified to convey the desired style of expression; presenting a plurality of substitute elements to the user, wherein default substitute element is compatible with a unique persona style, and at least one substitute element is compatible with the selected persona style, in response to a determination that the element of the original content of the written communication is incompatible with the selected persona style; and modify the original content of the written communication to replace the element of the original content with the substitute element in response to a selection of the substitute element by the author.