Wil Wheaton - actor, author, comedian, blogger and self-described geek - will deliver a special feature presentation at Macworld Conference & Expo.

Wheaton will discuss the joys of Web design, HTML and blogging.

Wheaton's feature presentation will take place on Thursday, January 13 2005 at 9.30am. He will also attend a book signing of his critically-acclaimed book, Just a Geek, following his presentation.

The Macworld Conference & Expo runs from January 10-14 2005 at the Moscone Center in San Francisco.

Wil Wheaton appeared in Star Trek: The Next Generation and the movie Stand By Me.