Amr Mousa received his M.Sc degree in Computer Science from Ain Shams University (Cairo, Egypt) in 2006, and his doctoral degree from RWTH Aachen University (Aachen, Germany) in 2014, where his research was focused on Automatic Speech Recognition (ASR). Currently, Dr. Mousa is a Research Associate at the Chair of Complex and Intelligent Systems, University of Passau (Passau, Germany). His main research interests are: Large Vocabulary Continuous Speech Recognition, Language Modeling, Acoustic Modeling, Natural Language Processing and Deep Learning. In the context of the ARIA-VALUSPA project, he is mostly working on building online ASR systems for multiple languages in order to improve the understanding of the human verbal behaviour during social interactions.