The case of the geometric mean in Education

When students get marks for different components of assessment in courses at school or university, then the overall mark for their course is usually some kind of weighted arithmetic mean. In this short post I want to make the case that use of the weighted geometric mean would in many cases be much more useful. … Continue reading The case of the geometric mean in Education

Opinion #4: Counselling, tutoring, listening and why so many institutions fail at it.

Students and school pupils are going through a very tough time in these months of global pandemic and weeks of necessary street protest against racism, discrimination and (police) violence. Something that keeps coming up is the need to listen. Yet it seems to be the key quality at which we fail, even in schools and … Continue reading Opinion #4: Counselling, tutoring, listening and why so many institutions fail at it.

COP25: Climate communication needs to be simple, direct and repeated

"COP25: Climate communication needs to be simple, direct and repeated" by Mathilde Robinet BSc, BASC, University College London & Dr. Frank Witte, Department of Economics, University College London. Climate Crisis Climate change is a global issue that goes far beyond environmental concerns; it enfolds geopolitical, societal and economic dimensions, which are imperative for global peace, prosperity and stability. … Continue reading COP25: Climate communication needs to be simple, direct and repeated

The Econophysics of Learning: A model student #1

Inspired by mathematical models of learning in games I set-up a simplistic model of a learner that slowly seeks her way into learning new knowledge and analyse how in such a model two model students can interact. The results suggest something interesting regarding the timing of group-work in courses. Learning in Games One context in … Continue reading The Econophysics of Learning: A model student #1

Populist radicalisation & outside disruptors

In this short blog I want to have a look at why social media are so ideal as the battleground for radicalisation and the intervention of outside parties in socio-political processes. In this post I want to discus a modelling exercise I recently did and which I reported with technical details here. But in this … Continue reading Populist radicalisation & outside disruptors