Opting for silence

Obtaining parental consent--opting in or opting out?

In a population based project aimed at identifying children with specified disabilities within a health region, there was, rightly, concern about the transfer of data on named children across health district boundaries. Two methods of obtaining parental consent for this process were tested. High recruitment rates were achieved using an 'opting out' approach.

Defaults, Framing and Privacy: Why Opting In Opting Out

Opting for Innovation in Mobile Applications

In this paper we are concerned with innovation in the development of mobile applications. In particular, we address how we may come to think systematically about innovative aspects of mobile applications. We suggest that there is not enough support for this in the mobile systems literature and we hence suggest a framework that supports the thinking about the possible innovative features of a mo...

Opting for Real Death Penalty Reform

Opting Into Optimal Matchings

We revisit the problem of designing optimal, individually rational matching mechanisms (in a general sense, allowing for cycles in directed graphs), where each player — who is associated with a subset of vertices — matches as many of his own vertices when he opts into the matching mechanism as when he opts out. We offer a new perspective on this problem by considering an arbitrary graph, but as...