Ljug Aldrig is Roosen, a visual artist, singer and songwriter born in Bromsten, outside Stockholm, Sweden. 

Roosen holds a Fine Art Master's degree from the Royal Academy in Copenhagen. He has worked as an assistant to many artists from various fields and backgrounds, collaborated with gallerists as well as exhibited his own art in a wide range of exhibition contexts. Throughout his life he has also been making music – writing lyrics and singing, with guitar and synths.