It might be worth expanding the lower levels to include more than name-calling and ad-hominem, then. There's a huge variety of dirty tactics that can be used, and name-calling and ad-hominem are just two of the more obvious ones. A good list can be obtained at:
Perhaps it's worth adding a link in the article, clarifying that DH1 actually includes a whole set of techniques described at that URL (and other places).
http://www.vandruff.com/art_converse.html
Perhaps it's worth adding a link in the article, clarifying that DH1 actually includes a whole set of techniques described at that URL (and other places).
Daniel