14th January 2005: "Domain Decomposition for Heterogeneous Media" (16th International Conference on Domain Decomposition Methods, NYU, New York, US)

20th September 2004: "Domain Decomposition for Heterogeneous Media and Applications" (IFP, Paris, France)

7th July 2004: "Estimates for Heterogeneous Media Problems" (Numerical Analysis Summer School, Prize for Best Student Talk, Durham, UK)

12th January 2004: "Random Matrix Estimates and Applications (University of Warwick, UK)

21st November 2003: "Random Matrix Estimates" (Numerical Analsis Seminar, Bath, UK)

21st February 2003: "An introduction to H-matrices and their applications" (Numerical Analysis Seminar, Bath, UK)

3rd September 2002: "Inference of Radio Attenuation Environment Models based on Real Measurements of the System" (Motorola, Swindon, UK)