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  • Alexander Widera
    Berlin, Germany
    Discipline: 
  • Anja Lorenz
    Ph.D. Student, Chemnitz University of Technology
    Chemnitz, Germany
    Discipline: 
    Educational Technology, 
    Interests: 
    E-Learning, Learning content management systems (LCMS), Reusable learning objects (RLO), E-Learning 2.0, Social Software, Web 2.0