 In 2012 he released the more political Pyramiden, influenced by modern indie, new wave, and the formation of the artistic collective INGRID, of which he is a founding member.He released his fourth solo album "40" in 2017 and in 2019 released a collaborative album with Swedish pop songwriter David Shutrick called "En Åldrande Befolkning" which was released first as an EP, then later expanded to an album and released in a second edition as an LP later that year.Björn Yttling has previously worked on jazz music and as a member of INGRID has collaborated in bands such as 'Smile' as well as pursuing his solo work as 'Yttling Jazz'.