Joachim Köhler received his diploma and Dr.-Ing. degree in Communication Engineering from the RWTH Aachen and Munich University of Technology in 1992 and 2000, respectively. In 1993 he joined the Realization Group of ICSI in Berkeley, where he investigated robust speech processing algorithms. From 1994 until 1999 he worked in the Speech Group of the Research and Development Centre of the SIEMENS AG in Munich. The topic of his PhD thesis is multilingual speech recognition and acoustic phone modeling. Since June 1999, he is with Fraunhofer IAIS in Sankt Augustin and head of the department NetMedia. The research focus of NetMedia lies in the area of multimedia indexing and search methods and applications. He was technical coordinator of the European IP-project Linked-TV. Now he acts as technical director in the AI4EU project, building a European AI on-demand platform and he leads the Fraunhofer Conversational AI research activities.