There is an opening for a full-time Ph.D. student position at TU Graz, Institute of Geometry, (http://www.geometrie.tugraz.at), for the period 1.10.2013 to 31.8.2016. This student shall work on a thesis in either discrete differential geometry or nonlinear subdivision - see our ``research'' pages at http://www.geometrie.tugraz.at/research.php. The position is to be officially advertised in the August 22, 2013 ``Mitteilungsblatt'', see http://www.mibla.tugraz.at/12_13/. If you are interested, please reply to the address given there. Please contact me for further information (email firstname.lastname@example.org, web page http://www.geometrie.tugraz.at/wallner).