A primary focus of this group is religion. Another over the past few months is political.The phrase “free thought” for me implies that I am exposed to as much information as possible to make an informed choice.This is one of my favorite informational web sites. Hundreds of philosophical scholarly articles on many subjects. Many require a PhD intellect from Stanford. But I think simply being exposed to these writings is beneficial.
The Stanford Encyclopedia of Philosophy has a number of writings on nearly any philosophical subject.