#  Geert Janssen 

 

 



   ![Man with short dark hair wearing a black collared shirt, looking directly at the camera against a neutral indoor background.](/sites/g/files/omnuum4421/files/styles/hwp_4_5__480x600/public/2025-07/Picture%20of%20Geert%20Janssen.jpeg?itok=LePjX3Hz) 

 



 

 location\_on Robinson Hall 213, 35 Quincy Street, Cambridge, MA 02138 

 email <ghjanssen@fas.harvard.edu> 

 laptop\_windows [University of Amsterdam Profile](https://www.uva.nl/en/profile/j/a/g.h.janssen/g.h.janssen.html) 

 

Office Hours: Tuesday 11am-1pm

 

 



 

 





 

 

- ## Faculty
    
     [Visiting Faculty](/faculty/visiting-faculty)
- ## Geographic Region
    
     [Europe](/region-study/europe)
- ## Theme and Methodology
    
     [Immigration](/theme/immigration) [Politics](/theme/politics) [Religion](/theme/religion) [Social History](/theme/social-history)
- ## Time Period
    
     [Early Modern Europe](/time-period/early-modern-europe) [15th &amp; 16th Centuries](/time-period/15th-16th-centuries) [17th &amp; 18th Centuries](/time-period/17th-18th-centuries)