Cookie Policy
What are cookies?
Cookies are small text files that are placed on your computer by websites that you visit. They are widely used in order to make websites work, work more efficiently or serve personalised advertisements. To find out more about cookies and how to manage or delete them, visit www.aboutcookies.org.uk.
What cookies do we use?
Google Analytics
A website analytics service provided by Google, Inc. Google Analytics’ cookies enable us to collect information about the numbers of visitors to pages of our website, and general geographical location. It does not collect personally identifiable information and does not track your movements between different websites.
Find out more about Google Analytics.
Below is a description of the Google Analytics cookies on our site:
| Cookie | Domain | Type | Description | Duration |
| _ga | .www.wgs.org | Analytics | This cookie is installed by Google Analytics. The cookie is used to calculate visitor, session, campaign data and keep track of site usage for the site’s analytics report. The cookies store information anonymously and assign a randomly generated number to identify unique visitors. | 2 years |
| _gid | .www.wgs.org | Analytics | This cookie is installed by Google Analytics. The cookie is used to store information of how visitors use a website and helps in creating an analytics report of how the website is doing. The data collected including the number visitors, the source where they have come from, and the pages visited in an anonymous form. | 1 day |
| _gat | .www.wgs.org | Performance | This cookie is installed by Google Universal Analytics to throttle the request rate to limit the collection of data on high traffic sites | 1 minute |
To provide website visitors more choice on how their data is collected by Google Analytics, Google Analytics offer an Opt-out Browser Add-on. The add-on communicates with the Google Analytics JavaScript to indicate that information about the website visit should not be sent to Google Analytics.
If you wish to opt out, please download and install the opt-out add-on for your current web browser.
Google Advertising
Google uses cookies for advertising, including serving and rendering ads, personalizing ads (depending on your ad settings at g.co/adsettings), limiting the number of times an ad is shown to a user, muting ads you have chosen to stop seeing, and measuring the effectiveness of ads.
Find out more about Google cookies.
Below is a description of the Google Advertising cookies on our site:
| Cookie | Domain | Type | Description | Duration |
| NID | .www.wgs.org | Marketing | This cookie is installed by Google Ads Optimization. This cookie is used for showing Google ads in Google services for signed-out users. | 6 months |
| IDE | .www.wgs.org | Marketing | This cookie is installed by Google Ads Optimization. This cookie is used for showing Google ads on non-Google sites. | 13 months |
| ANID | .www.wgs.org | Marketing | This cookie is installed by Google Ads Optimization. This cookie is used for showing Google ads on non-Google sites. If you have disabled personalized ads, ‘ANID’ is used to store that setting until 2030. | 13 months |
| DSIS | .www.wgs.org | Marketing | This cookie is installed by Google Ads Optimization. This cookie is used to identify a signed-in user on non-Google sites and to remember whether the user has agreed to ad personalisation. | 2 weeks |
Click here to opt out or manage these cookies.
Facebook Pixel
The Facebook Pixel is an analytics and marketing tool provided by Facebook, Inc. It allows us to measure the effectiveness of our advertising by understanding the actions people take on our website and helps ensure that people receive the most relevant messages across both Facebook and Instagram. The data collected in this way is anonymous to us. We do not see the personal data of individual users.
Find out more about Facebook Pixel.
The data is stored and processed by Facebook. Through using the pixel, Facebook processes ‘Contact Information’ that personally identifies individuals against user IDs (‘Matched User IDs’), as well as to combine those user IDs with corresponding Event Data. Facebook will then delete Contact Information following the match process. Read more about this.
| Cookie | Domain | Type | Description | Duration |
| Pixel | .www.wgs.org | Analytics and Marketing | This cookie is installed by Facebook. The cookie is used to track visitor behaviour such as pages visited and actions taken to serve personalised ads and allows for the measurement and reporting of ads. | 180 days |
