Slow dynamics and routes to structural arrest (glass transition, gelation, jamming, etc.) in supercooled liquids and other soft matter systems (colloids, gels, granular material).
Mechanical properties of glasses and other amorphous solids, their yielding behaviour and memory effects.
Routes to jamming in sphere packings and geometric aspects of jammed packings.
Self assembly in soft matter, and inverse design of materials.
Anomalous properties: liquid-liquid phase transition in network forming liquids. Statistical mechanical models of biological behaviour.