1. Revisiting the stability of spatially heterogeneous predator-prey systems under eutrophication, (invited talk)
    The 10th European Conference on Mathematical and Theoretical Biology, 10-15 July 2016, University of Nottingham, UK

  2. Steady states of some nonlinear PDE's modelling structured populations, (invited talk)
    Trends in Non-Linear Analysis, 1-3 July 2015, SISSA, Trieste, Italy

  3. Modelling structured populations: from partial differential equation to delay formulation, (invited talk)
    Third Scottish PDE Colloquium, 1-2 June, 2015, University of Strathclyde, Glasgow, UK

  4. Modelling structured populations: from partial differential equation to delay formulation, (invited talk)
    Short Thematic Program on Delay Differential Equations, May 4-29, 2015, The Fields Institute, Toronto, Canada

  5. Structured models for mathematical epidemiology, (plenary talk)
    Spring of Differential Equations in Gdansk, March 18-21, 2015, Gdansk, Poland

  6. Positive steady states of evolution equations motivated by structured population dynamics, (invited talk)
    The 10th AIMS Conference on Dynamical Systems and Differential Equations, July 7-11, 2014, Madrid, Spain

  7. Modelling rapid evolution in structured predator-prey systems, (invited talk)
    The 10th AIMS Conference on Dynamical Systems and Differential Equations, July 7-11, 2014, Madrid, Spain

  8. Positive steady states of some nonlinear evolution equations, (invited talk)
    International Conference on Delay Differential and Difference Equations and Applications, July 15-19, 2013, Balatonfured, Hungary

  9. On steady states of nonlinear evolution equations arising in structured population dynamics, (invited talk)
    Scottish PDE Colloquium, 17 May 2013, ICMS, Edinburgh, Scotland

  10. On hybrid switching differential equations with applications, (invited talk)
    The 5th China-Scotland SIPRA Workshop, 11-12 April 2013, University of Stirling, Scotland

  11. Wentzell semigroups in mathematical epidemiology, (keynote talk)
    Biomath 2012, International Conference on Mathematical Methods and Models in Biosciences, Sofia, Bulgaria, June 17-22, 2012

  12. Wentzell boundary conditions in the context of structured populations and mathematical epidemiology, (invited talk)
    The Third International Conference on Mathematical Modeling and Analysis of Populations in Biological Systems (ICMA III), October 7-9, 2011, San Antonio, USA

  13. Wentzell semigroups in biology, (invited talk)
    8th European Conference on Mathematical and Theoretical Biology, June 28 - July 2, 2011, Krakow, Poland

  14. Steady states in a structured epidemic model with Wentzell boundary condition, (invited talk)
    9th Colloquim on the Qualitative Theory of Differential Equations, June 28 - July 1, 2011, Szeged, Hungary

  15. Positive operators and stability of physiologically structured population models, (invited talk)
    SIAM DSPDE's 10, Emerging Topics in Dynamical Systems and Partial Differential Equations, May 31 - June 4, 2010, Barcelona, Spain

  16. Semigroup analysis of a model for structured populations, (invited talk)
    The 8th AIMS Conference on Dynamical Systems and Differential Equations, May 25-28, 2010, Dresden, Germany

  17. Existence and stability of steady states in hierarchical structured populations with infinite states at birth,
    The 8th AIMS Conference on Dynamical Systems and Differential Equations, May 25-28, 2010, Dresden, Germany

  18. Structured populations in aquaculture: modelling and analysis, (poster presentation)
    Chemical Dynamics: Challenges and Approaches, January 11-16, 2009, Institute for Mathematics and its Applications, University of Minnesota, MN, USA

  19. Structured population dynamics: Delay vs. PDE formulation, (invited talk)
    World Congress of Nonlinear Analysts, July 3-10, 2008, Orlando, FL, USA

  20. Structured population: Stability, immigration and the net growth rate, (invited talk)
    7th European Conference on Mathematical and Theoretical Biology, June 29 - July 4, 2008, Edinburgh, Scotland

  21. Structured population: Stability, immigration and the net growth rate, (poster presentation)
    Workshop on Population Dynamics and Mathematical Biology, June 15-20, 2008, CIRM Luminy, France

  22. Structured populations: Stability, immigration and the net growth rate, (invited talk)
    The 7th AIMS Conference on Dynamical Systems and Differential Equations, May 18-21, 2008, Arlington, TX, USA

  23. Results on the asymptotic behaviour of some physiologically structured population models: Scramble vs. contest competition, (invited talk)
    International Conference on Interdisciplinary Mathematical & Statistical Techniques, May 15-18, 2008, Memphis, TN, USA

  24. Stability and positivity results for a size-structured predator-prey model, (contributed talk)
    Equadiff 2007, August 5-11, 2007, Vienna, Austria

  25. Linearized stability of a quasilinear hierarchical size-structured population model, (contributed talk)
    8th Colloquim on the Qualitative Theory of Differential Equations, June 25-28, 2007, Szeged, Hungary

  26. Positive semigroups and asymptotic behaviour of structured population models, (invited talk)
    Memphis Differential Equation Weekend, April 29, 2006, Memphis, TN, USA

  27. Stability of a nonlinear size-structured model, (poster presentation)
    European Conference on Mathematical and Theoretical Biology, July 18-22, 2005, Dresden, Germany

  28. Stability of a size-structured Gurtin-McCamy type model, (contributed talk)
    SIAM Conference on the Life Sciences, July 11-14, 2004, Portland, OR, USA

  29. Stability conditions for a non-linear size-structured model, (poster presentation)
    Conference on Computational and Mathematical Population Dynamics, June 21-25, 2004, Trento, Italy

  30. Stability of equilibria of a non-linear population dynamical model, (contributed talk)
    Equadiff 2003, International Conference on Differential Equations, July 22-26, 2003, Hasselt, Belgium