Don't do the same thing and expect different results. [Many things you can do differently, source, management, hive style, etc.]
He said we can't select on the varroa end of the occasion. I completely disagree with this as treatment-free does exactly that. He does admit that there is some selection going on, but he doesn't admit that we have anything to do with it and I see that we do, but only if we eschew treatments altogether.
Pulling frames gives you experience and you'll start evaluating it automatically after three years or so.
PMS (parasitic mite syndrome) became BPMS for obvious reasons.
I really must tell you how entertaining Dr. Tew is. Though he seems to hate speaking, he is very interesting to listen to and keeps your attention easily. If you have a chance to hear a presentation by him, do it.
You really need a mentor.
Bees are like an 18 month child. They don't make plans, they just react to stimulus.
We need to get away from pest destruction and toward colony asstance. [Of course I disagree with both.]
Treatments only work 40-60% of the time anyway. Most don't work anymore at all.
Search for old book, American Foulbrood by White.
45 years of anti-biotic use, probably no better.