This website puts small files (known as ‘cookies’) onto your computer to collect information about how you browse the site. Find out more about the cookies we use, what they’re for and when they expire.

Cookies that measure website use

We use Google Analytics to collect anonymised information about how you use this website. We do this to help make sure the site is meeting the needs of its users and to help us make improvements to the site.

We do not allow Google to use or share the data about how you use this site.

Google Analytics stores information about:

  • how you got to the site
  • the pages you visit and how long you spend on them
  • what you click on while you’re visiting the site

Google Analytics sets the following cookies.

Name Purpose Expiry
_gat This cookie name is associated with Google Universal Analytics, according to documentation it is used to throttle the request rate - limiting the collection of data on high traffic sites. It expires after 10 minutes. End of session
_gid This cookie name is associated with Google Universal Analytics. This appears to be a new cookie and as of Spring 2017 no information is available from Google.  It appears to store and update a unique value for each page visited. 1 day
_ga This cookie name is associated with Google Universal Analytics - which is a significant update to Google's more commonly used analytics service. This cookie is used to distinguish unique users by assigning a randomly generated number as a client identifier. It is included in each page request in a site and used to calculate visitor, session and campaign data for the sites analytics reports. By default it is set to expire after 2 years, although this is customisable by website owners. 2 years

Cookies that help with our communications and marketing

Some of the pages on this website may contain content from other sites, like YouTube or Facebook, which may set their own cookies. These sites are sometimes called ‘third party’ services. This tells us how many people are seeing the content and whether it’s useful.

In addition, if you share a link to a page on this site, the service you share it on (for example, Facebook) may set a cookie. We have no control over cookies set on other websites - you can turn them off, but not through us.

Name Purpose Expiry
_fbp This domain is owned by Doubleclick (Google). The main business activity is: Doubleclick is Googles real time bidding advertising exchange 90 days
fr Contains browser and user unique ID combination, used for targeted advertising. 90 days
IDE This domain is owned by Doubleclick (Google). The main business activity is: Doubleclick is Googles real time bidding advertising exchange 1 year
test_cookie Used to check if the user's browser supports cookies. End of session

Strictly necessary cookies

Necessary cookies enable core functionality such as security, network management, and accessibility. You may disable these by changing your browser settings, but this may affect how the website functions.

We also set our own cookie to understand how people move through the site:

Name Purpose Expiry
PHPSESSID Cookie generated by applications based on the PHP language. This is a general purpose identifier used to maintain user session variables. It is normally a random generated number, how it is used can be specific to the site, but a good example is maintaining a logged-in status for a user between pages. End of session
exp_last_visit This cookie name is associated with the website content management system Expression Engine. Date of the user’s last visit. 1 year
exp_last_activity This cookie name is associated with the website content management system Expression Engine. Records the time of the last page load. Used in conjunction with the last_visit cookie. 1 year
exp_tracker This cookie name is associated with the website content management system Expression Engine. Contains the last 5 pages viewed, encrypted for security. Typically used for form or error message returns. End of session

Cookies message

You may see a banner when you visit this website inviting you to accept cookies or review your settings. We’ll set cookies so that your computer knows you’ve seen it and not to show it again, and also to store your settings.

Name Purpose Expires
CookieControl Recording which cookies users are willing to accept. 3 months

Change your settings

You can change which cookies you’re happy for us to use by clicking on the ‘C’ in the bottom left corner of the page and updating them in the banner.