“the Royal United Services Institute for Defence and Securities Studies.”
Who the hell are they? Three guys at Langley ?
You are not even close. From Wikipedia https://en.m.wikipedia.org/wiki/Royal_United_Services_Institute:
RUSI was founded in 1831 – making it the oldest defence and security think tank in the world – at the initiative of the Duke of Wellington. Its original mission was to study naval and military science.
[snip]
In 2008 and 2020, RUSI was named Think Tank of the Year by Prospect magazine.
In 2008 and 2011 the magazine named RUSI “Foreign Policy Think Tank of the Year”, and in 2018, RUSI was short-listed in the Economic and Financial as well as the International Affairs categories.