Prof. Mark Dowsett was awarded the 2015 Riviere prize at the UK Surface Analysis Forum meeting on Jan 6th. The prize, named for John Riviere one of the greats in electron spectroscopy, is "for work which has been judged outstanding in its continuing and lasting contribution to surface analysis". This lifetime achievement award recognises Mark's development of low energy secondary ion mass spectrometry (SIMS) and the understanding of depth resoloution in this technique.