I think they key is that both aspects are just as important as each other. Subject Matter Experts (SMEs) in the data field may know the best ways to generate analysis, but SMEs in the specific business area know what analysis is actually required and how it will be used. Anybody who can cover both sides of the coin will be invaluable - but while citizen developers are still a rarity in reality, that mix of skillsets may be difficult to find.
I think they key is that both aspects are just as important as each other. Subject Matter Experts (SMEs) in the data field may know the best ways to generate analysis, but SMEs in the specific business area know what analysis is actually required and how it will be used. Anybody who can cover both sides of the coin will be invaluable - but while citizen developers are still a rarity in reality, that mix of skillsets may be difficult to find.