None! They force their graduate students to do it for them.
- Why would anyone pay $49 for a tumblr theme?
- I need to get on brushing up on my HTML and CSS, so I can make my own theme.
An article in the Financial times by Clive Cookson. It contains basic information every educated person should know about science and mathematics. Of course, it only scratches the surface but I think it’s a great start. :)