Sam Slater Berlin, Germany Sam Slater is an artist and sound designer based in Berlin. He's worked closely with Icelandic composer Jóhann Jóhannsson on films such as Darren Aronofsky's 'mother!' and Mary Magdalene (w/ Hildur Guðnadóttir). Alongside his contributions to film music, Slater has garnered steam as a reputable producer and engineer, working alongside Ben Frost, Shapednoise, Mica Levi and Valgeir Sigurðsson.