• Department of Mathematics, University of Melbourne (Australia)
• IMECC, University of Campinas (Brazil)
• IMPA, Rio de Janeiro (Brazil)
• Department of Mathematics, University of Bath (UK)
• Department of Mathematics, University of Liverpool (UK)
• Coupled 60, University of Houston (USA)

• Workshop on Tilings and Cellular Automata, Massey University (New Zealand)
• Department of Mathematics, Instituto Superior Tecnico, Lisbon (Portugal)
• Workshop on Dynamics, Ergodic Theory and Renormalization, Lorentz Center Leiden (Netherlands)
• Department of Mathematics, La Trobe University (Australia)
• Workshop on Dynamical systems and Numerical Analysis, NZIMA (New Zealand)
• Department of Mathematics, Federal University Fluminense, Niteroi (Brazil)
• Department of Mathematics, University of Canterbury (UK)
• School of Mathematics, Queen Mary University of London (UK)
• Mathematics Institute (colloquium), University of Warwick (UK)
• Department of Mathematics, Imperial College London (UK)
• Mathematics Institute, University of Warwick (UK)
• Department of Mathematics, University of Surrey (UK)
• Department of Mathematics, University of Leicester (UK)

• Workshop on Bifurcation Theory and Spatio-Temporal Pattern Formation in PDE, Fields Institute, Toronto (Canada)
• CRM Montreal (Canada)
• Nonlinearity in Amsterdam (Netherlands)
• Recent trends in Dynamics 2003, Porto (Portugal)
• Equadiff 2003, Hasselt (Belgium)
• MASIE workshop: Geometry, Symmetry, and Mechanics III, Cargese (France)
• Dynabugs Workshop on attractors and coupled systems, University of Exeter (UK)
• BIRS workshop on Symmetry and Bifurcation in Biology, Banff (Canada)
• Department of Mathematics, University of Bahia, Salvador (Brazil)
• IMPA, Rio de Janeiro (Brazil)
• Department of Mathematics, University of Sao Paulo (USP) (Brazil)
• Department of Mathematics, University of Campinas (UNICAMP) (Brazil)

• BTExact, Ipswich (UK)
• London Analysis Seminar (Imperial College London), London (UK)

• Department of Mathematics, Queen Mary, London (UK)
• Department of Mathematics, University of Amsterdam, Amsterdam (NL)

• Department of Aeronautics, Imperial College, London (UK)
• Department of Mathematics, Loughborough University of Technology (UK)
• Workshop on Singularity Theory, Dynamics, and Applications, Newton Institute, Cambridge (UK)
• Department of Mathematics, University of Sao Paulo (USP) (Brazil)
• International Conference on Dynamical Systems, IMPA, Rio de Janeiro (Brazil)
• Conference on Bifurcations, Symmetry and Patterns, Porto (Portugal)
• Mechanics and Symmetry in Europe (MASIE), inaugural meeting, Mathematics Institute, University of Warwick (UK)
• Department of Mathematics, University of Houston (USA)
• Department of Mathematics, University of Porto (Portugal)
• Department of Mathematics, University of Surrey (UK)
• Department of Engineering Mathematics, University of Bristol (UK)
• Department of Mathematics, University of Leeds (UK)

• Mathematics Institute, University of Warwick (UK)
• 2nd Fortnight on Matematical Physics, Mathematics Department, University of Turin (Italy)
• Equadiff 99, Berlin (Germany)
• Mathematics Department, University of Sao Paulo (USP) (Brazil)
• Mathematics Department, University of Sao Carlos (USP) (Brazil)
• Mathematics Department, University of Campinas (UNICAMP) (Brazil)

• Mathematics Department, University of Houston (USA)
• Mathematics Department, Imperial College (London, UK)
• Mathematics Department, University of Utrecht (Netherlands)

• Center for nonlinear dynamics and complex systems Universite Libre de Bruxelles (Belgium)
• East Midlands Mathematical Physics Seminar, Loughborough University of Technology (United Kingdom)
• Mathematics Department, University of Surrey (United Kingdom)

• School of Mathematical Sciences, Queen Mary and Westfield College (London, United Kingdom)
• Mathematics Department, Loughborough University of Technology (United Kingdom)
• Department of Physics, University of Western Australia (Perth, Austalia)
• Department of Mathematics, La Trobe University (Melbourne, Australia)
• Department of Applied Mathematics and Theoretical Physics, University of Cambridge (United Kingdom)
• Department of Mathematics, University of Leeds (United Kingdom)

• Mathematics Department, University of Houston (USA)
• Mathematics Institute, University of Warwick (United Kingdom)
• Dynamical Systems Conference, University of Groningen (Netherlands)

• Department of Mathematics, University of Melbourne (Australia)
• Alpha-meeting (national research group dynamical systems), Mathematics Institute, University of Amsterdam (Netherlands)
• Department of Applied Mathematics, University of Twente (Netherlands)
• Centre de Recerca Matematica (Barcelona, Spain)

• Institute for Theoretical Physics, University of Tubingen (Germany)
• Institute Lorentz, University of Leiden (Netherlands)
• Institute for Plasma Physics, University of Maryland (College Park MD, USA)
• Department of Mathematics, La Trobe University (Melbourne, Australia)

• Erasmus summerschool: Nonlinear-dynamics (Crete, Greece)
• Institute for Theoretical Physics, University of Tubingen (Germany)
• Laboratoire de Modelisation et Calcul, Institut National Polytechnique de Grenoble (France)

Short course:

• Symmetry versus Chaos in Dynamical Systems (5 lectures),
  Department of Physics, University of Western Australia, Perth, Australia (5/1996)
• Bifurcation from periodic solutions with symmetry (3 lectures),
  IMPA, Rio de Janeiro, Brazil (1/2003)

Long academic visits:

• Department of Mathematics, University of Melbourne, Australia (8-10/1996)
• Department of Mathematics, La Trobe University, Melbourne, Australia (11/1993-4/1994, 4-5/1996)
• IMA, University of Minnesota, Minneapolis, USA (5/1998)
• IMECC, University of Campinas (UNICAMP), Brazil (6-9/1999,8-9/2000)
• Department of Mathematics, University of Amsterdam, The Netherlands (5/2001)
• CRM, University of Montreal, Canada (7-8/2001)
• IMPA, Rio de Janeiro, Brazil (10/2002-3/2003)