Johannes B. Wist's <i>The Rise of Jonas Olsen: A Norwegian Immigrant's Saga

Johannes Knutsson Norwegian Police University College and Ronald

Crime prevention has made rapid progress during the past two decades. This is especially true of situational crime prevention and problem-oriented policing. Each has accumulated a substantial body of evaluated practice and an extensive theoretical and methodological literature to support that practice. In fact, in recent years, the literatures of these two fields have converged, and there has a...

IThe theory of optimal reductions

We introduce a new class of higher order rewriting systems, called Interaction Systems (IS's). IS's come from Lafont's (Intuitionistic) Interaction Nets Lafont 1990] by dropping the linearity constraint. In particular, we borrow from Interaction Nets the syntactical bipartitions of operators into constructors and destructors and the principle of binary interaction. As a consequence, IS's are a ...

Olsen Formula

By Thomas Olsen, MD, PhD The calculation of IOL power in an eye that has undergone corneal refractive surgery is not a straightforward task. However, if you understand why the calculation may go wrong, you will have a fair chance of getting a good result using modern technology. It is important to understand that the calculation errors of post-LASIK eyes are the sum of the traditional errors pl...

The rise in low-income rates among immigrants in Canada

This study uses census data to focus on low-income among immigrants, and asks a number of questions: (1) have low-income rates increased among successive cohorts of entering immigrants, both in absolute terms and relative to the Canadian born (they have), (2) is this increase due to changes in their characteristics (e.g. education, age, source country, language etc.), (3) do low-income rates fa...

Screening immigrants for latent tuberculosis A cost-effectiveness analysis in a Norwegian setting