So, what is “evidence based”?

So, what is “evidence based”?

Many years ago, I would have given a straightforward answer to this question. Application of scientific method to produce information that is the basis for any intervention or action. More specifically, this evidence can be ranked in terms of the level of bias, so...
Brazil’s helicopter highways

Brazil’s helicopter highways

It is well known that Brazil has extreme wealth inequality, with excessive wealth concentrated in 1% of the population, in particular 0.1% of the population. In 2024, those that ranked in the top 1% of income made 21,767 reals per month on average. The top 10%...
Think in reverse

Think in reverse

What is the secret to designing a data system that provides useful information? Or getting great outcomes from a project? People who know me know I think “public health is everything” (a blog for another day). In recent years I have added another maxim: “think in...
Navigating complexity: What is the next best decision?

Navigating complexity: What is the next best decision?

How do we move forward when there is so much complexity, so many possible next steps and not enough time to do them all? I have previously written about working in complexity in my blog on an adaptive approach to influencing complex systems. This involved going with a...