The mechanism behind the evolutionary loss of eyes and body pigment is difficult to elucidate, not because it is difficult to explain, but because many of the proposed explanations are difficult to frame into testable hypotheses [ 1, 4, 5].
Freshmen, sophomores, and writers new to a field find it especially difficult to frame a topic of appropriate scale.
He has done his presidency a disservice by not confronting Congress with the discomforts of making and owning difficult decisions, framed as the country requires them.
The Tories say this is contradicted by an official Treasury analysis that found such restrictions would "be difficult to frame, generate market uncertainty on London's Eurobond market, and could be structured around, so providing negligible Exchequer yield".
"It is kind of cool to know that potentially other researchers in the future will look at the data we've got in this class and [it will] help them with their research". Though Lentink's lab has amassed hours of short clips of bird flight, it's difficult to frame up a perfect shot in the wild, so his students supplement this footage with carefully orchestrated laboratory-based experiments.
What attention to situated knowledge does do is enable questions to be raised and addressed that are difficult to frame in epistemologies that assume that gender, and the social situation of the knower more generally, is irrelevant to knowledge.
However, the limited number of studies in this field makes it difficult to frame a prognosis.
Without an additional placebo arm it is difficult to frame these findings beyond the literature.
Challenges to the larger framework are much more difficult to frame, but it is something along these lines that is attempted here.
