The senior judiciary is dominated by white males selected from a narrow pool of candidates.
One of the byproducts of mayoral control has been the narrowed pool of local superintendents ready to step into top jobs and the chancellorship.
But her success has lately led to accusations that she has become too powerful, with commissioners second-guessing her tastes and relying on a narrow pool of tried-and-tested talent and ideas.
In a message clearly intended for the narrow pool of Republican primary voters who will determine his fate, Mr. Badillo also challenged Mr. Bloomberg's credentials to carry the Republican banner, noting Mr. Bloomberg's long affiliation with the Democratic Party before he switched parties last fall.
This narrow pool of voters reflects what pollsters say has been an appreciable shift in the electorate in the two weeks since the Democratic convention: Mr. Gore consolidated the base vote in his party, something Mr. Bush accomplished weeks, if not months, earlier.
You do not have to be overly ageist to observe that the home secretary's decision to call on an 81-year-old retired judge illustrates the disgracefully narrow pool of individuals that governments are inclined to draw from, especially when they need a woman.
The wide adaptability of mega-varieties has influenced breeding programs towards using a narrow pool of germplasm with good agronomic performance records.
Not being so rigid about skills allows us to hire from a much wider pool of candidates, whereas many companies put skills first on their list of requirements, which gives them a more narrow pool of people to choose from".
Machine learning narrows down the options, and humans then look through a much more narrow pool of gifts to send a handful of final choices to the gift-giver.
By sticking to a more narrow pool of potential customers, who, like military personnel, tend to often find themselves in the most remote corners of the world, the new Iridium hopes to attract customers through a streamlined price structure.
