I haven't fact-checked the article yet, but the fact that this is an area with low-hanging fruit and the apparent expertise of the team leads me to think we should have some confidence here.
Cf. from the OP:
> Our clinical director, Professor Paul Farrand, was the architect of using Low-Intensity Cognitive Behavioural therapy at scale in the UK’s National Health Service (NHS), and the author of one of the first international textbooks on the subject.
Cf. from the OP:
> Our clinical director, Professor Paul Farrand, was the architect of using Low-Intensity Cognitive Behavioural therapy at scale in the UK’s National Health Service (NHS), and the author of one of the first international textbooks on the subject.