We have seen how with collective intelligence (user generated content) contributes to build very useful services such as Wikipedia, Amazon book-reviews, Google maps data layers… It was also intelligent to standardize railway track gauge. This allowed trains to travel all over a country which allowed for social and industrial development. Similarly standardizing on 240 volts for the consumers’ mains electricity has allowed for example one type of kettle to work in millions of peoples houses. With ever increasing global competition & governments wanting to spend less on education, can we afford not to make use of the Unique-Learner-Number? It will be much more expensive developing intelligent learning services with out a unique student identifier like the UK’s Unique-Learner-Number.