Hmm... this article points to a lot of good outcomes but I don't see any data to back up the claims. They also say the marriages are stronger, but don't indicat

Hmm... this article points to a lot of good outcomes but I don't see any data to back up the claims. They also say the marriages are stronger, but don't indicate the metrics they're using? I hope their conclusions are correct but doubt the methods used to come to those conclusions.