This article on the latest Gallup survey:
- In 1937, 73% of Americans would be affiliated with some organized religion; that number remained steady until 1999: (70%); the 21st century brought about a major shift: 50% in 2018; 47% in the latest survey.
- Children who grew up in households without organized religion are less likely to affiliate to some form of organized religion.
- It's not only a generational difference; the growth in those who express no religious preference is also on the rise in Generation X (those born between mid 1960's and early 1980's)
- It's an observable trend, transversal to those who have religious affiliations and those who don't, that an increasing number of people are rejecting many of the moral precepts found in most major religions.
- While church numbers are rapidly declining, it seems that Americans still feel a need to fill the "God-shaped hole"; often they do that by adhering to inorganic social movements that adopt the language of religion, spirituality and justice. Examples: Black Lives Matter, QAnon, etc.
- Political debate seems to be now shifting into subjects that used to be the exclusive domain of theology, and 'culture wars' rift seem to be replacing the traditional 'beliefs rift' once shaped by organized religion.
I think this is part of the reason why JW's are declining. It's a shif in society at large (not only in the US, it's a Western world trend) and JW's aren't immune to it. Then there are the other causes that are specific to this religion: Paedophelia coverup scandals, failed prophecies, lack of genuine love and support, dubious business practices, public preaching fatigue, shift from paper printing to digital multimedia, etc ...