Defensive spectrum  From Wikipedia, the free encyclopedia Jump
to: navigation, search   The spectrum[edit]  The defensive
spectrum is:  Designated hitterFirst basemanLeft fielderRight
fielderThird basemanCenter fielderSecond
basemanShortstopCatcherPitcher     Like many original
sabermetric concepts, the idea of a defensive spectrum was first
introduced by Bill James in his Baseball Abstract series of
books during the 1980s. The basic premise of the spectrum is
that positions on the right side of the spectrum are more
difficult than the positions on the left side. Therefore, the
positions are easier to fill as one goes left on the spectrum,
since the physical demands are less. A corollary to this is
that, since defensive skill is at less of a premium on the left
side, players at those positions must provide more offense than
those on the right. Another corollary is that players can
generally move from right to left along the spectrum
successfully during their careers, but moving a player from left
to right is