His creations play an important role in ocean conservation, not only by drawing attention to environmental concerns, which are often overlooked, but also by acting as artificial reefs, creating habitats for fish and coral to flourish in parts of the world where those ecosystems are endangered.
In clinical care, formalised assessments of patient-reported outcomes may increase clinicians' attention to patient concerns which are often overlooked [ 6].
There is a story concerning Chris Gayle which is often retold whenever his name crops up in informal discussions over a beer or two.
His triumph, like that of the anti-immigrant Northern League in last month's general election, reflects rising concern over crime, which is often blamed on non-Italians.
Obstetricians focus on the protozoan parasite Toxoplasma gondii because of the concern that maternal exposure, which is often asymptomatic, could lead to fetal infection resulting in congenital toxoplasmosis and the devastating neurologic and ocular sequelae that may occur in the affected child.
Rather, the concern was the "domino theory", which is often ridiculed when dominoes don't fall, but remains a leading principle of policy because it is quite rational.
This would do away with some onerous requirements concerning land tenure, for example, which is often murky in poorer countries.
It undermined Chinese activists and lawyers, made it tougher for other countries to tackle the issueand bolstered the argument that western concerns for rights are selective (which is often true) and another way of attacking it (which is not).
The first concerns libertarian free agency itself, which is often portrayed as a power by which we cause, or confer existence upon, our own actions.
