Reply #24: They look like a problem solving think tank

[Zuni]

for governments.
I doubt they trained paramilitaries in Columbia. They probably worked with government troops.

My stepfather has a client who works for something like this. He has been to Kosovo, South Africa after Apartheid, and East Timor after the end of the Indonesian occupation to help train police to work in a democratic country. He teaches them modern police tactics for people who live in a free country.
I think the left wing press makes these guys out to be villians when they may be trying to do good work in bad places.