Cookie policy

This site uses cookies to understand how people find and use this site. We use Google Analytics and Google Webmaster to collect and share with us anonymous details about how people use the website – what pages they visit, how long they spend reading them, and how they access it – from what city, what device, using what browser and operating system. They keep this information in their database and share it with us, but none of it identifies you personally.

This information is collected through cookies. If you don’t want cookies to track your visit, you can stop them (for all websites, not just this one) at

The cookies you will meet on this site are:

  • Cookies required to make the site work, dealing with user consent to cookies and display settings:
    • dpr[allowed_cookies]: (duration: 1 year)
    • gdpr[consent_types]: (duration: 1 year)
    • csbwfs_show_hide_status: controls display of links to social media sharing (duration: session)
  • Cookies to enable Google Analytics to collect and report anonymously on how visitors use this website:
    • _gid: Session ID (duration: session)
    • _ga: User ID (duration: 2 years)
    • collect: tracks visitor behaviour across devices and marketing channels; used to report to Google Analytics (duration: session)
    • _gat: used by Google Analytics to throttle request rate (duration: session).
  • Cookies placed on your computer by other websites when you use social media features. For example, the “share” button for LinkedIn sets a cookie that LinkedIn can read.
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