![](https://blogs.surrey.ac.uk/mathsresearch/wp-content/uploads/sites/11/2019/09/Anne-3.jpg)
Anne Skeldon is in Vancouver Canada this week (20-25 September) to attend the 2019 World Sleep Congress. It is the largest international conference devoted to research into sleep, and is expected to attract over 2500 participants. Anne is presenting a poster on “What determines our light exposure patterns and how do we quantify them?“.