Last year, after a spate of cycling deaths, I posted about the riskiness of cycling in Sydney. I concluded that cycling Sydney’s streets is actually safer than it was 20 years ago. Since then, I’ve gone back to a regular commute – I’m cycling to work two or three timesContinue Reading
Bayseian probability seems quite obvious once it is explained, but it is incredibly counterintuitive. Using Bayesian methods is one of the “thinking slow” methods that Daniel Kahneman in Thinking Fast and Slow identifies – very few people can do it intuitively. So via Barry Ritholtz, here is a great example ofContinue Reading
The Signal and the Noise: Why So Many Predictions Fail but Some Don’t, by Nate Silver. Nate Silver is now an election blogger for the New York Times, but started out doing baseball statistics in his spare time while working for KPMG. That became PECOTA, a system for forecasting the performance and careerContinue Reading
This video from Harvard philosopher Professor Michael Sandel talks about Justice. What is a fair start in life? How should you think about fairness? He asks his students about their start at Harvard. How did they get there? Was it privilege or hard work? After most of them agree theyContinue Reading