Legal
Cookie policy
Effective date: pending legal and regulatory review.
How you use our site helps us improve it. Nothing is collected for that purpose until you choose, and you can change your choice at any time.
Your choice
On your first visit, a banner offers three options of equal weight: accept all, necessary only, or customize. Until you choose, no analytics are collected.
Categories
Necessary (always on)
Remembers your cookie choice. The site cannot honor your choice without it.
Analytics
Measures which pages are viewed and how visitors interact with them, such as clicks and scrolling, so we can see what is useful and fix what is not. Uses first-party cookies to recognize a returning browser. If you submit a briefing request or careers note, we associate the browser with the contact details you entered; see the Privacy notice. With necessary cookies only, we make no such link.
Session replay
Records how pages were used, such as pointer movement, clicks and scrolling, so we can find where the site is confusing. Text you type into forms is masked in your browser before anything is sent.
Cookies we use
| Name | Category | Purpose | Duration |
|---|---|---|---|
hmt_consent | Necessary | Stores your cookie choice | 180 days |
Names beginning ph_ | Analytics, session replay | Recognize a returning browser and its current visit, set by our analytics provider | Up to 1 year |
We do not use advertising cookies, and we do not allow advertising networks to set cookies on this site.
If you choose necessary only
We count anonymous page views without setting cookies or storing anything on your device. There is no session replay and no record of your clicks.
Browser privacy signals
If your browser sends a Global Privacy Control signal, we treat it as a choice of necessary only and do not show the banner. You can still change your choice in Cookie settings.
More detail
The Privacy notice explains what we collect, why, and your rights.