Special Feature 250th Issue: The numbers game…

This month OPI is publishing its 250th issue - cause for celebration. Aside from a brief trip down memory lane, we've been crunching some numbers to see what the future might hold


To continue reading this article, you must have a paid membership.

Join now from just £5

Existing paying members, please log in to access the full story.


If you are not a paying member, sign up now: