Click the "+Follow" button that floats at the bottom-right of the page. You can subscribe to his posts by email there.
(Brain damaged and blind -- but I knew that already.)
He also has RSS and Twitter, which would be good ways to be notified when he posts again.
I have bookmarked the site and this discussion and I think I can manage to follow up. My life is less brain damaged than it used to be. (crosses fingers)
Take care and have a great day.