 Sampson has been a judge for the Independent Foreign Fiction Prize, the "Irish Times" IMPAC Awards (now International Dublin Literary Award), the 2011 Forward Poetry Prizes and the 2012 Griffin Poetry Prize, the 2015 T.S.Eliot Prize, the 2016 Ondaatje Prize.She chaired the 2015 and 2017 Roehampton Prize and the 2015 and 2016 European Lyric Atlas Prize (in Bosnia).