Christian Colmer heads the Marketing & Communications department at the Hearing, Speech, and Audio Technology (HSA) Division of the Fraunhofer Institute for Digital Media Technology (IDMT) in Oldenburg. He is also responsible for the Defense business unit. His professional focus at Fraunhofer is on technology transfer and strategic communications.

Before joining Fraunhofer IDMT, he held positions including Senior Brand Manager at Consultix GmbH in Bremen and Head of Communications and Press Spokesperson at the Technology Transfer Center (ttz) in Bremerhaven.

Christian Colmer studied philosophy at the University of Rostock and is currently a Ph.D. candidate at the HfK Bremen in a binational doctoral program focusing on visuality.

Photo copyright: Fraunhofer IDMT/Anika Bödecker

Christian Rollwage, M.Sc., earned his master’s degree in Hearing Technology and Audiology in 2014. Since then, he has been working at Fraunhofer IDMT, initially as a research associate and, since 2018, as group leader for audio signal enhancement. He has many years of experience coordinating and leading research and industry projects, particularly in the field of civil security. These include, among others, the AMBOS, ALADDIN, RAUPE, PEGASUS, SpeechTrust+, and VIKING projects, as well as the ADLER project, which is set to begin in 2026. In addition, he is a lecturer at Jade University, supervises theses in the field of audio signal processing, and works as a freelance sound engineer.

Photo copyright: Fraunhofer IDMT / Markus Hibbeler