diff --git a/content/contact.txt b/content/contact.txt
index 1765b73d3dc2100f3ce919f60d73bff741ca9912..b052b1d21aef1aa8089c445a195302e11d02be9f 100644
--- a/content/contact.txt
+++ b/content/contact.txt
@@ -1,5 +1,12 @@
 Contact
 =======
 
-If you have any questions regarding, kwant, or find a bug, please email to
+The principal developers of kwant are:
+
+* Christoph W. Groth (SPSMS-INAC-CEA Grenoble)
+* Michael Wimmer (Leiden University)
+* Anton R. Akhmerov (Harvard University, Leiden University)
+* Xavier Waintal (SPSMS-INAC-CEA Grenoble)
+
+If you have any questions regarding kwant, or find a bug, please email to
 authors@kwant-project.org.