For GDM (Gnome Display Manager) users there are "automatic login"
settings.  Run gdmconfig to see them.

> > If there were a distribution that allowed you to set up an automatic login
> > (with user privileges) with decent fonts and Opera (personal favorite),
> > KMail, KOffice and various plugins installed, I would push Linux much harder
> > to my non-computer literate friends :(
> 
> I don't know enough about what happens when linux boots up (yet) to make
> that work but it can't be too hard.  I'm assuming you could create a user
> and in /etc/shadow blank out their password.  Then in /etc/rc.local run a 
> 'bash -login user' and it drops them to a shell prompt as that user.  Go a
> step farther and drop 'startx' into their .bashrc and your linux
> workstation becomes a Windows-like PC.  This is all theory but I can't
> imagine it being any harder than that.
> 
> The real beauty of linux is that you have options like that :-)
> 
> -Brian