Ph.D.  Dynamical Systems, 1995
International School for Advanced Studies (SISSA), Trieste, Italy and
Instituto de Matematica Pura e Aplicada (IMPA), Rio de Janeiro, Brazil.
Thesis: Critical and singular dynamics in the Lorenz equations.
Supervisors:  Jacob Palis and Marcelo Viana

M.Sc. Philosophy of Mathematics and Mathematics Education, 1989
Marlboro College, USA.
Thesis: The unfolding of the concept of number.
Supervisor: Joe Mazur 

B.Sc. Mathematics, 1987
Warwick University, UK.

Academic Positions

Research Scientist
Abdus Salam International Centre for Theoretical Physics (ICTP), Trieste, Italy. 
2009 – present. 

Lecturer-Senior Lecturer-Reader
Mathematics Department, Imperial College London
2000- 2009

Lecturer
Mathematics Department, UMIST, Manchester
2000

Research Associate-Lecturer
Mathematics Department, University of Warwick
1995 – 1999 

Research Associate
Laboratoire de Probabilite, Université de Paris VI
1995 

Teaching Assistant
Marlboro College, Vermont, USA.
1987 – 1990 

Short Term Visiting Positions

Penn State University, USA, 2008 

Chinese Academy of Sciences, Beijing, China,  2007

Soochow University, China, 2007

Penn State University, USA, 2006

IMPA, Rio de Janeiro, Brazil, 2005

University of Barcelona, Spain, 2005

University of Kyoto, Japan 2004

Universidade Federal da Bahia (UFBA), Salvador, Brazil.  2002

Centre de Physique Theorique (CPT), Marseille, France 2001

IMPA, Rio de Janeiro, Brazil. 2000

University of Uppsala, Sweden 1998

Journals

Editor
Journal of Dynamics and Control Systems, Springer

Editor
Rendiconti dell'Istituto di Matematica dell'Università di Trieste

PhD Examinations Committees

2018 Diego de Silva Barros Universidade Federal do Rio de Janeiro (UFRJ). Fluxos singular a dois parametros. (Supervisors: Christian Bonatti & Maria Jose Pacifico)

2018 El Hadji Yaya Tall Instituto de Matematica Pura e Aplicada (IMPA). Moduli of continuity of Lyapunov exponents for random GL(2)-cocycles. (Supervisor: Marcelo Viana)

2015 Ghasseb Askri University of Carthage, Bizerte, Tunisia. Dynamics of dendrite maps. (Supervisor: Habib Marzougui)

2014 Gao Rui National University of Singapore. Viana maps driven by Benedicks-Carleson maps. (Supervisor: Weixao Shen)

2012 Oswald Fogelklou University of Uppsala, Sweden. Computer-Assisted proofs and other methods for problems regarding Nonlinear Differential Equations.fogelklouthesisfinal.pdf (Supervisor: Warwick Tucker). 

2009 Marie Philippe Université d'Aix-Marseille II  (Supervisor: Sandro Vaienti)

2006 Simon Lloyd University of Warwick  (Supervisor: Sebastian van Strien)

2006 Jorge Miguel Freitas, University of Porto (Supervisor: Jose F. Alves) 

2005 Martino Barenco, Queen Mary University of London (Supervisor: D. Arrowsmith) 

2000 Frederic Paccaut, Université de la Bourgogne (Supervisor: B. Schmitt)