They are, and continue to. However everyone needs to be able to talk and work together. It's like hiring a programmer to write genome sequencing software. They

They are, and continue to. However everyone needs to be able to talk and work together. It's like hiring a programmer to write genome sequencing software. They need to know some biology! In this case the stats people need to know some CS, the CS people some stats, and they both need to know some business.