Alexander Magnus Karlsson, known professionally as Alex Karlsson, is a Swedish songwriter, producer, and singer. He has worked on K-pop songs such as AleXa's "Bomb" (2019), BTS's "" (2020), SuperM's "Tiger Inside" (2020), Enhypen's "" (2021), TXT's "Loser=Lover" (2021), as well as ATEEZ's "" (2023) and "Work" (2024).
In 2023, Karlsson gave a talk titled "Has K-pop prepared us for the metaverse?" at the TEDx conference in Brunkebergstorg, exploring the theme of sense of belonging.
All credits are adapted from Korea Music Copyright Association unless stated otherwise.