How to reach me

E-Mail (PGP public key)


Room F1.412

Heinz Nixdorf Institut (HNI)
F├╝rstenallee 11
33102 Paderborn, Germany
[Google Maps]

Feel free to drop by anytime! Please note potential periods of extended travel (see below). Beyond that, if you want to make sure I'm available, e.g., for longer discussions, please send me a short email to let me know you're coming.

Postal Address

Christoph Sommer
EIM-I CMS, Univ. Paderborn
F├╝rstenallee 11
33102 Paderborn, Germany

Times of Unavailability

Regular Appointments (lectures, seminars, ...)

  • Mondays, 10-12h and 14-16h
  • Tuesdays, 16-18h
  • Wednesdays, 9-13h, 14-16h, and 18-20h
  • Fridays, 9-12h

Extended Travel (conferences, meetings, ...)

  • January 2020: 1-3, 7-10, 21, 27
  • February 2020: 3-4


+49 5251 60-6495


+49 5251 60-6502

Matrix Barcode

E-Mail Address History

I have discontinued the use of a number of e-mail addresses. Please use my canonical e-mail address (at the top of this page) to contact me.

Do not use these outdated e-mail addresses.

  • current address: see top of page


Please see our group's contact page for more information