Beware of geeks bearing models

Beware of geeks bearing models

Modelling complex phenomena is as much an art as it is a science. The past twenty years have given us a number of examples where models have gone very badly wrong. These examples serve to demonstrate very clearly the inherent dangers of taking models too seriously....
How and why Product Control teams fail

How and why Product Control teams fail

Product control in the context of capital markets is one of the most important functions in any organisation that trades financial products. The timely, complete, and accurate reporting of profit and loss (P&L) is essential to the proper functioning of such a...
The difference between risk and uncertainty

The difference between risk and uncertainty

Given the turbulence seen in financial markets and elsewhere these days, people are rightly confused and worried about the future. Forward planning under current circumstances is incredibly difficult. I have spoken to good friends who are used to planning months or...
The best VPNs for personal and home use

The best VPNs for personal and home use

VPNs (virtual private networks) are all the rage these days among even casual computer users. You might be forgiven for thinking that EVERY website that you visit is an advertising front for a VPN service of some kind – including this one, of course. However,...