Professor (and Vice Director) at Artificial Intelligence Research Institute (IIIA) of the Spanish Research Council (CSIC).


Adjunct Professor at the University of Technology, Sydney (UTS).


My expertise is in Artificial Intelligence broadly, with specific interests in agents, negotiation, and electronic institutions. I am an ECCAI fellow, and on the editorial board for a range of journals, including the top journal in the area of agents (JAAMAS) and Artificial Intelligence (top AI journal).


IIIA-CSIC

Campus UAB,

08193 Bellaterra, 

Catalonia, Spain

voice: +34-93-580 95 70

fax: +34-93-580 96 61

sierra_at_iiia.csic.es