Angela Pretorius

One of the most enigmatic paradoxes in psychology is the existence of people who prefer gifts to money. For example, in a 2023 YouGov poll, 29% of Brits preferred to receive money, 7% preferred gift cards, 15% chose the 'don't know' option and the other 51% preferred some kind of...

I am stuck on the following problem: If the 10↑↑100th digit of pi is even then 10↑↑ 10 blue eyed people and one brown eyed person gets created. Otherwise one blue eyed person and one brown eyed person gets created. What is my subjective probability of the 10↑↑100th digit of...

To a very crude approximation, the brain works via Hebbian learning. If neuron A fires immediately before neuron B then the synapse from A to B gets strengthened. There’s just one problem with Hebbian learning. Carry on long enough and you will eventually end up in a situation where every...

I have seen articles in the National Geographic and Indian Express suggesting that some of the newer, more infectious covid strains that have been popping up lately may have originated from patients treated with convalescent plasma therapy. I haven't been able to find much information on this, except for a...