This has been discussed here before.
The problem is that Marken's models don't actually have predictive power; he just fits a function to the data using as many free parameters as he has data points, and marvels at the perfect fit thus derived. One doesn't need to think highly of the current state of psychology to realize that Marken is a crank, and that any recognition Marken has in the PCT community is a sign that they are bereft of actual experimental support if not basic scientific reasoning skills.
The interaction you linked to was interesting. I didn't realize there was already a back story within this community with positions staked out and such. I offered the quote because it seemed like a beautifully mathematical objection to existing work that was "up this community's alley" but I haven't worked into the actual mathematics or experiments themselves. For example, I hadn't purchased either of the books that I linked to, not have I studied them - I simply assigned them high EV given the quality of the author's text.
Your comments, in th...
This is our monthly thread for collecting these little gems and pearls of wisdom, rationality-related quotes you've seen recently, or had stored in your quotesfile for ages, and which might be handy to link to in one of our discussions.