Conversation so far:
What were the sales figures for the duo Modern Talking?
After the duo's second and final break-up in 2003, their global sales had reached 120 million singles and albums combined.
What was the duo Modern Talking's most profitable album?
Why did the duo Modern Talking break up?
disputes; The second break-up seemed to have been triggered mainly from the negative portrayal of Anders by Bohlen
How profitable was the last album of the duo Modern Talking?
Universe reached a gold status in Germany for shipping over 100,000 units.

Question: Who was in charge of production?
Self-contained rewrite: Who was in charge of production for the duo Modern Talking's last album Universe?