Series of lectures on quasicrystals 

Quasicrystals - microscopic models of nonperiodic structures,
in Cours de Troisieme Cycle en Physique Theorique,
Institut de Physique Theorique,  Universite Catholique de Louvain, 
Belgium, November 1992.

Nonperiodic ground states, tilings, and quasicrystals 
in Prague Fall Course "Mathematics of Phase Transitions" 
The Institute of Advanced Studies, Charles University 
and the Academy of Sciences of the Czech Republic, October 1996. 

 Series of lectures on evolutionary game theory 

Econophysics: from stocks and options to particles
and back, Instituut voor Theoretische Fysika,
Katholieke Universiteit Leuven, Belgium, February 1999. 
 
Statistical mechanics of evolutionary games
in Prague Fall Course "Mathematics of Phase Transitions"
The Institute of Advanced Studies, Charles University 
and the Academy of Sciences of the Czech Republic, September 1999.