Further investigations revealed that these detached cells exerted some subtle electromagnetic influence on the wired-up part of the circuit, allowing it to perform its task efficiently.
The challenge for curators is not insubstantial: The works themselves are subtle, often faint, and require the utmost attention on the part of viewers.
And so perhaps this is part of the political legacy of the Bush years: a subtle shift in what makes you a progressive, and how liberal lines are drawn.
There are perhaps more subtle ways that family support can also facilitate a recovery: A vested interest on the part of the patient's relatives and friends can help the hospital staff feel more connected to the patient also.