BTS took a bold but necessary gamble with 'Swim,' Karlsson says
Key takeaways
Quick summary- 1Since beginning his collaboration with SM Entertainment in 2013, Karlsson has infused elements of Swedish pop songwriting into numerous K-pop releas
- 2Swedish songwriter and producer Alex Karlsson has spent more than a decade helping shape the sound of K-pop from behind the scenes.

Swedish songwriter and producer Alex Karlsson has spent more than a decade helping shape the sound of K-pop from behind the scenes. Since beginning his collaboration with SM Entertainment in 2013, Karlsson has infused elements of Swedish pop songwriting into numerous K-pop releases. His credits span some of the industry's biggest acts, including BTS
' "We Are Bulletproof: The Eternal," SuperM's "Tiger Inside," Enhypen
's "Fever," Tomorrow X Together
's "Loser=Lover" and Ateez
's "Bouncy (K-Hot Chill
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