Robert Paul "Tad" Williams (born March 14, 1957, San Jose, California) is the author of several fantasy and science fiction novels, including Tailchaser's Song , the Memory, Sorrow, and Thorn series, the Otherland series, and The War of the Flowers .
Williams is currently writing the Shadowmarch series, the first volume of which was published in November of 2004. The second volume, Shadowplay, was published in March 2007.
In July 2006, Williams started publishing a new six issue comic mini-series called The Next through DC Comics. A second series for DC Comics called The Factory is currently in planning stages. In addition, Tad is writing Aquaman: Sword of Atlantis for DC Comics starting with issue #50, a project which began in March 2007 and will end with issue #57 since the comic has been cancelled by DC.