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In the early 80s, while affiliated with ''United Computing Systems, Inc.'', [https://en.wikipedia.org/wiki/Kansas_City,_Missouri Kansas City, Missouri], along with [[James A. Lank]], he developed the [[:Category:Mainframe|mainframe chess program]] [[Cube]] <ref>[https://www.trademarkia.com/correspondent-lloyd-l-lank-1-210740 Lloyd L. Lank - a Trademark Correspondent]</ref>, which ran on a [[Cray-1]], and participated as Cube '''2.0''' at the [[ACM 1980]] <ref>[https://www.computerhistory.org/chess/doc-431614f6cdeeb/ The Eleventh ACM's North American Computer Chess Championship] from [[The Computer History Museum]]</ref>, and as Cube '''2.1''' the [[ACM 1981]] <ref>[https://www.computerhistory.org/chess/doc-431614f6ce737/ The Twelfth ACM's North American Computer Chess Championship]from [[The Computer History Museum]]</ref>.

He is further author of the [[IBM PC|PC]] chess program [[EGA Chess]], which participated at three [[United States Open Computer Chess Championship|United States Open Computer Chess Championships]] <ref>[[Roy Keeley]] ('''1988'''). ''The 4th Annual U.S. Open Computer Chess Championship''. [[ICGA Journal#11_23|ICCA Journal, Vol. 11, Nos. 2/3]]</ref>.

=Chess Programs=