According to Ross and colleagues, who have studied TCs in biology, "we need to emphasize that while academics and teachers identify the content knowledge as troublesome or problematic, the threshold concepts which underlie the problematic difficult content knowledge receive the least attention in teaching" (Ross et al., 2010, p. 170).
The salient and problematic underlying political reality is that climate change is the culmination of longstanding processes of colonization and realpolitik.
The chapter discusses the problems and issues that hamper the evaluation of neighborhood crime prevention programs, research findings on domains of crime prevention, and the problematic assumptions underlying neighborhood watch.
Issues related to soft tissue artefacts and the validity of skin markers to track underlying skeletal segments remains problematic.
It is important to understand psychological processes underlying hyperbolic discounting, because problematic behaviors in temporal discounting (e.g., loss of self-control in drug-dependent patients and substance misusers) are associated with inconsistency, rather than impulsivity, in intertemporal choice (see Appendix I) [ 7].
Many of the products have proved to be highly problematic as the underlying assets — the subprime mortgages — have gone bust, revealing dangerous amounts of leverage in the securities that few people could value.
At other times, underlying mental health issues become problematic.
13) Even more problematic is the underlying incentive to take excessive risk in the financial sector.
Underlying these remarks are highly problematic assumptions about who "we" are and what historical figures and texts comprise "our" intellectual heritage.
Since it is unclear which of these procedures, if any, captures underlying preferences, these findings are problematic.
