Update: Christian will join the Intel Collaborative Research Institute for Sustainable Connected Cities at University College London as postdoctoral research associate in spring 2013.

Current research activities & memberships:

• Project leader for research project permaedia: design and evaluation of novel post-WIMP user interfaces for information management with Natural User Interfaces and Surface Computing (in cooperation with Microsoft Research Cambridge and the University of Cambridge).
  
• Design and implementation of the novel ZOIL user interface paradigm and software framework (based on C#, WPF, Surface SDK) for post-WIMP multi-user and multi-surface interactive spaces (in cooperation with Microsoft Research Cambridge and the University of Cambridge).
  
  
• Member of European Union COST Action IC0904 - Towards the Integration of Transectorial IT Design and Evaluation (TwinTide)
  
  
• Associated Doctorate Student at the Graduiertenkolleg Konstanz "Explorative Analysis and Visualization of Large Information Spaces", funded by the Deutsche Forschungsgemeinschaft.
  


• Member of the German Chapter of the Usability Professionals Association (GC-UPA)
• Member of the Association for Computing Machinery (ACM)
• Member of the Special Interest Group Computer-Human Interaction of the ACM (SIGCHI)
  


• Regular reviewer for conferences such as ACM SIGCHI, ACM UIST, ACM ITS, ACM Alt.CHI, ACM DIS, Interact, EuroVis, MobileHCI, IHCI, Mensch & Computer, ISI
• Reviewer for journals ACM ToCHI, IP&M, IJHCS.
• Member of program committees such as Mensch & Computer, PIM2009, PIM2012, FLAIRS-25

Past research activities:

• Participant of Dagstuhl Seminar 12351, "Interaction Beyond the Desktop", Schloss Dagstuhl, Leibniz-Zentrum für Informatik, Deutschland (Aug 2012).
  
• Organizer and member of program committee of workshop DCIS 2012 Designing Collaborative Interactive Spaces for e-Creativity, e-Science and e-Learning at AVI 2012, Italy.
  
• Participant of Microsoft Research Faculty Summit 2011, Redmond, WA (Jul 2011).
• Participant of Microsoft Research Faculty Summit 2010, Redmond, WA (Jul 2010).
• Participant of Dagstuhl Event 10222, "Joint Workshop of the German Research Training Groups in Computer Science", Schloss Dagstuhl, Leibniz-Zentrum für Informatik, Deutschland (May 2010).
• Participant of Dagstuhl Seminar 09101, "Interactive Information Retrieval", Schloss Dagstuhl, Leibniz-Zentrum für Informatik, Deutschland (Mar 2009).
  
  
• Visitor (for eScience and Surface Computing research) at Microsoft Research Cambridge and NanoPhotonics Centre, University of Cambridge (Oct 2009 - Apr 2010)
  
• Research cooperations with Volkswagen AG and Daimler AG / Mercedes-Benz in the field of in-car user interfaces for navigation, search, and presentation of multimedia content (e.g. automotive Web browsers or browsers for digital user manuals).
  
  
• Member of Management Committee for European Union COST Action 294 - Towards the maturation of IT usability evaluation (MAUSE)
• Member of SIG "User Experience" of European Union COST Action 294 - Towards the maturation of IT usability evaluation (MAUSE)
• Participant of EU COST Action 294 MAUSE Training School DEVISE: "Designing and Evaluating Innovative Interactive Systems: Interdisciplinary and Trans-sectorial Training" (Recipient of Leonardo Melandri Scholarship of the BiCi) (Jul 2008)
  
  
• Project leader for research projects MedioVis and DROID
• Successful project proposals for the MedioVis project (MedioVis is funded by the Deutsche Forschungsgemeinschaft DFG)
  
  
• MedioVis: development of an innovative visual information seeking system for searching and browsing complex heterogeneous information spaces. MedioVis is funded by the Deutsche Forschungsgemeinschaft (DFG) and applied in the Library of the University of Konstanz as visual browser for multimedia documents. MedioVis is also a part of the DelosDLMS developed in the EU network of excellence for digital libraries "DELOS".
• Development of the DROID software framework for remote interaction logging, usability data collection and analysis
  
  
• Usability testing and redesign of VisMeB user interface in course of the EU-Project INVISIP
• Remote usability testing and web-based evaluation of VisMeB user interface in course of the EU-Project INVISIP

Talks (click here for all my publications):

• May, 2012: Talk at AVI 2012, Capri Island, Italy.
  Does (Multi-)Touch Aid Users’ Spatial Memory and Navigation in ‘Panning’ and in ‘Zooming & Panning’ UIs?
  
  
• Dec, 2011: Talk & Panelist at Microsoft Research e-Science in Action Workshop 2011, Stockholm, Sweden.
  Is NUI "Natural" for Scientists?
  
  
• Jul, 2011: Talk at Fluid Interfaces Group, MIT Media Lab, Cambridge, MA, USA.
  Tangible and Distributed Interactions: Past & Future.
  
  
• Jun, 2011: Talk at Interaction Design Centre, School of Engineering and Information Sciences, Middlesex University, London, UK.
  Interactive Spaces for Co-Located Search and Sensemaking
  
  
• May, 2011: Talk at CHI 2011, Vancouver, Canada.
  "Materializing the Query with Facet-Streams – A Hybrid Surface for Collaborative Search on Tabletops"
  
  
• Oct, 2010: Talk at 3rd Conference on Human-Centred Software Engineering (HCSE 2010), Reykjavik, Iceland.
  "Model-based Design and Prototyping of Interactive Spaces for Information Interaction"
  
  
• Sep, 2010: Talk at Workshop Be‐Greifbare Interaktionen in gemischten Wirklichkeiten, Zehnte fachübergreifende Konferenz Mensch & Computer 2010: Interaktive Kulturen, University of Duisburg‐Essen, Germany.
  "Be‐Greifbare Interaktion für die kollaborative Suche"
  
  
• Jul, 2010: Talk and Live Demonstration with Natasa Milic-Frayling at Microsoft External Research Workshop "Going Beneath the Surface" (part of Microsoft Research Faculty Summit 2010), Microsoft, Redmond, WA.
  "Beneath the Surface: the Surface as a tool for Nanoscientists"
  
  
• Apr, 2010: Talk at Workshop "The Prospect and Challenge of Touch and Gestural Computing" (a CHI 2010 workshop), Atlanta, GA, USA.
  "Natural User Interfaces: Why We Need Better Model-Worlds, Not Better Gestures"
  
  
• Dec, 2009: Talk with Natasa Milic-Frayling at Microsoft External Research Project Meeting "Going Beneath the Surface", Columbia University, NYC, NY.
  "The NanoPhotonics Surface Project at the University of Cambridge"
  
  
• Sep, 2009: Tutorial with Harald Reiterer at ECDL 2009, Corfu, Greece.
  "Designing User Interfaces for Interactive Information Retrieval Systems & Digital Libraries"
  
  
• Apr, 2009: Talk with Werner König at Workshop Multitouch and Surface Computing (a CHI 2009 workshop), Boston, MA, USA.
  "Understanding and Designing Surface Computing with ZOIL and Squidy"
  
  
• Mar, 2009: Invited talk at Interbrand Zintzmeyer & Lux AG - Agentur für Brand Management, Zürich, Switzerland.
  "Interaktionsdesign: Theorie + Praxis"
  
  
• Mar, 2009: Dagstuhl Seminar 09101, "Interactive Information Retrieval", Schloss Dagstuhl, Leibniz-Zentrum für Informatik, Deutschland.
  "User Interfaces for Interactive Information Retrieval" (Invited talk with Prof. Dr. Harald Reiterer)
  
  
• Jul, 2008: EU COST Action 294 MAUSE Training School, "Designing and Evaluating Innovative Interactive Systems: Interdisciplinary and Trans-sectorial Training", Bertinoro, Italy.
  "Principles, Process, and Practice of a Nomadic Visual User Interface Paradigm"
  
  
• Apr, 2008: Personal Information Management 2008, "The Disappearing Desktop" (a CHI 2008 workshop), Florence, Italy.
  "ZOIL - A Cross-Platform User Interface Paradigm for Personal Information Management"
  
  
• Nov, 2007: Zweite Deutsche Konferenz für Informationsarchitektur "Information Raum geben". Hochschule der Medien, Stuttgart.
  "Neuartige Benutzungsschnittstellen für öffentliche und private Informationsräume". (Podcast: http://iavoice.typepad.com/ia_voice/2007/11/ia-konferenz-11.html)
  
  
• Apr, 2007: Portland State University, Dept. of Engineering and Technology Management, Maseeh College of Engineering and Computer Science, Portland OR, USA.
  "User-centered Design of Interactive Products" (Slides: http://antonie.jetter.googlepages.com/Jetter_UserCenteredDesign.pdf).
  
  
• Oct, 2006: The fourth Nordic conference on Human-Computer Interaction, Oslo, Norway. The 2nd COST294-MAUSE International Open Workshop "User eXperience - Towards a unified view".
  "A Simplified Model of User Experience for Practical Application".
  
  
• Sep, 2006: Konferenz "Mensch & Computer 2006: Mensch und Computer im StrukturWandel". Gelsenkirchen, Germany.
  "Die MCI im Wandel: User Experience als zentrale Herausforderung?" (Slides: http://hci.uni-konstanz.de/jetter/foliensatz_gelsenkirchen_final_public.pdf ).
  
  
• Jun, 2006: Konferenz "Usability Day IV: Information nutzbar machen". Dornbirn, Austria.
  "MedioVis: Neue Formen der Navigation in Webdatenbanken".
  
  
• Sep, 2005. British Computing Society Conference "HCI UK 2005: People and Computers XIX - The Bigger Picture", Edinburgh, United Kingdom.
  "HyperGrid - Accessing Complex Information Spaces".
  
  
• Sep, 2005. Konferenz "Mensch & Computer 2005: Kunst und Wissenschaft - Grenzüberschreitungen der interaktiven ART". Linz, Austria.
  "Zoomtechniken zur Exploration komplexer Informationsräume am Beispiel 'HyperGrid'".
  
  
• Sep, 2004. Konferenz "Mensch & Computer 2004: Mensch & Computer 2004: Allgegenwärtige Interaktion". Workshop "Knowledge Media Design". Paderborn, Germany,
  "Projekt MedioVis - Visuelle Exploration digitaler Datenbestände am Beispiel der Mediothek der Universität Konstanz".
  
  
• Sep, 2003. Konferenz "Mensch & Computer 2003: Interaktion in Bewegung". Stuttgart, Germany.
  "Ein visueller Metadaten Browser für die explorative Erkundung großer Datenmengen".
  
  

Commercial projects as freelancing IT-developer and interaction designer (2001-2006):

• Contextual requirements analysis for future location based services and mobile phone applications. Focus: urban environments, Germany.
  Client: Nokia Corporation, Finland/Japan.
  
  
• User interface design and process visualization on touchscreen HMI. Platform: Intel-based PanelPC with Windows CE and Pilz PMI Pro.
  Product: Automated laser cleaning system for tire production molds for Asian tire manufacturer.
  Client: Jet Lasersysteme GmbH, Hückelhoven, Germany
  
  
• User interface design and user documentation for touchscreen HMI. Platform: Intel-based PanelPC with Windows 2k and VB.NET.
  Product: Automated identification and laser marking system for tire production at Continental.
  Client: Jet Lasersysteme GmbH, Hückelhoven, Germany
  
  
• Development of spectral analysis and machine control software in Java/C++ and integration of sensoric hardware for an optical paint detection system. Platform: Intel-based IPC with Windows NT.
  Product: quality feedback component of automated laser paint-stripping machine for aviation parts at Raytheon Systems, Tucson, US.
  Client: Jet Lasersysteme GmbH, Hückelhoven, Germany
  
  
• Development of database system based on MySQL for storing precise course data for long-term stockmarket analysis. Development of Java modules for administration, import, query optimization, caching and UI.
  Client: ActiveCreate GmbH, Neuhausen, Germany.
  
  
• Development of encryption modules for secure communication software in C/C++ for Linux and Windows NT.
  Product: secure communicatons software suite by US manufacturer from Tulsa, US.
  Client: ActiveCreate GmbH, Neuhausen, Germany.
  
  
• Development of backup client for secure backups over TCP/IP in C for Linux.
  Product: secure communicatons software suite by US manufacturer from Tulsa, US.
  Client: ActiveCreate GmbH, Neuhausen, Germany.
  
  
• Development of graphical tool for user and security administration of secure servers in C++ for Windows NT.
  Product: secure communicatons software suite by US manufacturer from Tulsa, US.
  Client: ActiveCreate GmbH, Neuhausen, Germany.