You're describing people who are looking for fellowship, and I'm sure that accounts for some new members, but I'm wondering what there is about Islam itself that would attract 'Western' converts.
If you exclude fellowship from Islam's attraction, then you seem to be intending something specific when you say Islam. What is that - theology, rituals, ... ?
If you exclude fellowship from Islam's attraction, then you seem to be intending something specific when you say Islam. What is that - theology, rituals, ... ?