
Professor of Foundations of Mathematics
Research Interests: Category theory, in particular topos theory and connections with logic
Publications
Adjoint lifting theorems for categories of algebras
          – Bulletin of the London Mathematical Society  
  
          (2016)  
  
          7,   
  
          294  
  
          (doi: 10.1112/blms/7.3.294)  
  
  What do Freyd’s Toposes Classify?
          – Logica Universalis  
  
          (2013)  
  
          7,   
  
          335  
  
          (doi: 10.1007/s11787-013-0085-x)  
  
  GEOMETRIC MORPHISMS OF REALIZABILITY TOPOSES
          – THEORY AND APPLICATIONS OF CATEGORIES  
  
          (2013)  
  
          28,   
  
          241  
  
  THE GLEASON COVER OF A REALIZABILITY TOPOS
          – THEORY AND APPLICATIONS OF CATEGORIES  
  
          (2013)  
  
          28,   
  
          1139  
  
  Calibrated Toposes
          – Bulletin of the Belgian Mathematical Society - Simon Stevin  
  
          (2012)  
  
          19,   
  
          889  
  
          (doi: 10.36045/bbms/1354031555)  
  
  Remarks on punctual local connectedness
          – Theory and Applications of Categories  
  
          (2011)  
  
          25,   
  
          No. 3  
  
  Foreword [Special issue: Dedicated to the memory of Professor Gregory Maxwell Kelly]
          – Applied Categorical Structures  
  
          (2010)  
  
          19,   
  
          1  
  
          (doi: 10.1007/s10485-010-9235-y)  
  
  Realizability: an introduction to its categorical side [book review of MR2479466]
          – Bulletin of Symbolic Logic  
  
          (2010)  
  
          16,   
  
          407  
  
  De Morgan's law and the theory of fields
          – ADV MATH  
  
          (2009)  
  
          222,   
  
          2145  
  
          (doi: 10.1016/j.aim.2009.07.019)  
  
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