Pure Maths Colloquium, Durham University, UK (speaker)
MOCCA 2014, Levico, Italy (speaker)
Commutative Algebra and Singularity Theory, Tateyama, Japan.
PRAGMATIC, Catania, Italy
Algebra seminar, University of Glasgow, UK (speaker)
Algebra seminar, University of Genoa, Italy (speaker)
Pure maths seminar, University of Leicester, UK (speaker)
Pure Maths Colloquium, University of Sheffield, UK (speaker)
MAXIMALS algebra seminar, University of Edinburgh, UK (speaker)
Commutative algebra, MSRI, Berkeley, CA
Workshop: Commutative algebra of singularities in birational geometry: Multiplier ideals, jets, valuations, and positive characteristic methods, MSRI, Berkeley, CA
Workshop: Characteristic p methods in algebraic geometry, Imperial College, London, UK
British Mathematical Colloquium 2013, Sheffield, UK
Workshop: Representation theory, homological algebra, and free resolutions, MSRI, Berkeley, CA
Joint AMS and MAA meeting (speaker/organiser), San Diego, CA: Special session on homotopy theory and commutative algebra co-organised with Julie Bergner and Philip Hackney.