The expected value of L n , the length of the longest increasing subsequence of a random permutation of f1; : : : ; ng, has been studied extensively. This paper presents the results of both Monte Carlo and exact computations that explore the ner structure of the distribution of L n. The results suggested that several of the conjectures that had been made about L n were incorrect, and led to new...

Erik von Elm PLoS Medicine now encourages translations in languages other than English; this decision can only be welcomed. German-speaking readers are pleased by the novelty of a PLoS title written in their language. The Editorial starts with the fi rst line of the well-known German poem “Lorelei” by Heinrich Heine (1797–1856) [1]. This year commemorates the 150th anniversary of his death. Ori...

Although the intent of the federal Meaningful Use (MU) program is to improve the health of children and adults through adoption and use of electronic health records (EHRs), pediatricians face unique obstacles to participation in this program. In addition to known problems with EHR functionality to support pediatric care and the alignment of MU incentives with child health priorities, evidence s...