Richard, the easy way - usually - is to click on the person's name in the top of one of their posted comments. So to see your posts click on your name after the word "From" and the search results will be shown.

Subject: RE: 2026 Obit: Tim Radford (RTim)
From: Richard Mellish - PM

Because this thread is about RTim that method would not work unless you found a thread with a post by him.

Here is the link to search for his posts:

RTim's posts on Mudcat