Dan+Heisman

an American [|USCF] chess master, chess journalist, columnist and instructor. Heisman is a member of the ICGA and worked at both Deep Blue versus [|Garry Kasparov] matches (1996 and 1997).
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 * [[image:Heisman_USCF.jpg link="http://danheisman.home.comcast.net/%7Edanheisman/Main_Chess/chess.htm"]] ||~ || **Dan Heisman**,

Dan Heisman represents an attempt at mathematical abstraction applied to chess, introducing seven concepts as fundamental in analyzing a chess position: mobility, flexibility, vulnerability, center control, piece coordination, time and speed. Heisman applies two [|dichotomies]: //actual// versus //potential// and //local// versus //global//. || toc =The Positional Elements of Chess= from this position ||= All reachable squares from this position || on an empty board ||= All reachable squares on an empty board ||
 * Dan Heisman ||~ ||^ ||
 * =  ||= **//local//** ||= **//global//** ||
 * = **//actual//** ||= Single moves
 * = **//potential//** ||= Single moves

=See also=
 * Influence Quantity of Pieces
 * Mobility

=Selected Publications=
 * Dan Heisman (**1990, 1999, 2010**). //The Positional Elements of Chess//.
 * Dan Heisman (**2003**). //Evaluation Criteria//, [|pdf] from [|ChessCafe.com]
 * Dan Heisman (**2009**). //Steinitz, Zermelo, and Elkies//. [|pdf] from [|ChessCafe.com], on [|Wilhelm Steinitz], Ernst Zermelo and Noam Elkies
 * Dan Heisman (**2009**). //[|The Improving Chess Thinker]//. Mongoose Press, ISBN: 978-0979148248

=External Links= > media type="youtube" key="CCE_SDvBcaQ" height="344"
 * [|Dan Heisman from Wikipedia]
 * [|ChessCafe.com from Wikipedia]
 * [|Dan Heisman's Chess Page]
 * [|Dan Heisman's Chess Cafe Links]
 * [|Time Management During a Chess Game] by Dan Heisman
 * PREVIEW: Improve Your Chess: An Amateur Game (Part 1) with Dan Heisman, [|YouTube] Video

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