home.md

@@ -24,7 +24,7 @@ Tentative schedule for the talks
 
 ### [Previous talks](old-talks)
 
-Please don't hesitate to contact [Se-Wook Oh](https://wearesocial-net.s3.amazonaws.com/wp-content/uploads/2015/10/download-13.jpeg) (sewook.oh@chch.ox.ac.uk) if you want to give a presentation at the NJC. The presentation can be either on your own work or on some (recent) interesting article on networks or on complex systems in general. There is a [list](Papers) of such articles, but it is by no means exhaustive.
+Please don't hesitate to contact [Fabian Ying](https://www.maths.ox.ac.uk/people/fabian.ying) (fabian.ying@maths.ox.ac.uk) if you want to give a presentation at the NJC. The presentation can be either on your own work or on some (recent) interesting article on networks or on complex systems in general. There is a [list](Papers) of such articles, but it is by no means exhaustive.
 
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 oxford_network_journal_club-subscribe@maillist.ox.ac.uk