Linea Aspera is a minimal synth / darkwave band formed in London, UK that was originally active from 2011 to 2013. A musical duo, they were fronted by vocalist Alison Lewis (Keluar, Zanias), with Ryan Ambridge on synthesizers; Lewis wrote the lyrics while Ambridge wrote the electronics, as well as mixing and producing the recordings. The band reunited in 2019, recording a new studio album due in late 2020. Founded in November 2011, Linea Aspera were influenced by electronic bands from the 1980s.