Who Guards the Guard?

Who will guard the guards? Medical leadership and conflict of interest in South African healthcare.

Open Guard Edges and Edge Guards in Simple Polygons

An open edge of a simple polygon is the set of points in the relative interior of an edge. We revisit several art gallery problems, previously considered for closed edge guards, using open edge guards. A guard edge of a polygon is an edge that sees every point inside the polygon. We show that every simple non-starshaped polygon admits at most one open guard edge, and give a simple new proof tha...

Regulators and regulations: who will guard the guards? (or 'Quis custodiet ipsos custodes' as old Juvenal used to say).

Overbearing regulators with their various labyrinthine regulations have had adverse impacts on dentists and their teams' behaviours. This has produced the perverse outcomes of demoralizing dental teams as well as reducing their capacity and/or desire to deliver compassionate oral healthcare. These adverse outcomes do not seem to have benefited patients, or dentists, or their teams, in any sensi...

Who Guards the Guards: Drug Use Pattern Among Medical Students in a Nigerian University

BACKGROUND Several studies have examined the prevalence and pattern of substance use among medical students in Nigeria. Few of these studies have specifically examined the relationship between the psychological distress and psychoactive substance use among these students. Yet, evidence world-wide suggests that substance use among medical students might be on the rise and may be related to the l...

But Who Will Guard the Guardians?

Contrary to what one might have guessed, in posing the famous question, 1 Juvenal was not concerned with affairs of state or politics, but rather trying to convince a friend that marriage is folly, women are not to be trusted, and keeping them locked under guard is not a solution—because the guards could not be trusted either. But, half a millennium or so earlier, Plato did raise a closely rela...