Dagfinn Reiersøl

Dagfinn Reiersøl

Dagfinn Reiersøl is a software developer and author of PHP in Action. You can follow him on Twitter @dagfinnr.

Reassessing the Guidance on Face Masks

Reassessing the Guidance on Face Masks

The efficacy of face masks for limiting the spread of SARS-CoV-2 remains uncertain and hotly contested. Recommendations vary between countries as do the reasons given. In Norway, where I live, masks are not considered necessary because very few people are infected, and efforts to contain the spread of the virus

Dagfinn Reiersøl
Dagfinn Reiersøl
COVID-19
Climate Change—Assessing the Worst Case Scenario

Climate Change—Assessing the Worst Case Scenario

Does a thinking person today have a chance of figuring out what to think about climate change? On the one hand, we are told there is a scientific consensus that humans are changing the climate. On the other hand, the most pessimistic future scenarios strain our credulity. The most extreme

Dagfinn Reiersøl
Dagfinn Reiersøl
Environment