I've been using my copies of Weapons of Reason since Volume 1 came out around 5 years ago, on the theme of the Arctic. I was using it today, to prepare for some work on Superpowers in the Arctic.
The previous issues can be read on Medium.
Link to Issue 1 on the Arctic is here for example.
Links to the other issues while I'm at it.
Issue 2: Megacities
Issue 3: The Ageing Issue
Issue 4: The Power Issue
Issue 5: The Food Issue - an excellent one this one in particular
Issue 6: The AI Issue
And finally, in just over a week it's time for Volume 7 to be published.
Here's the front cover, which is on the theme of Inequality