This is unlikely however, since Second Isaiah, who wrote chapters 40–55, likely wrote his work shortly before the capture of Babylon in 539BCE, which is after Hezekiah's time. Ever since Christopher R. North surveyed the range of opinions on the identity of the Servant in 1948 (2d ed., 1956), no significant new options have emerged. While there was then and still is a strong critical preference for an individual rather than a collective interpretation, none of the fifteen individuals named as candidates by one commentator or another and listed by North has survived scrutiny.