Memberships:

? 2017-2018: Chairman of the Program Committee of the Germany Spine Society (DWG)

? 2013: Chairman of the Membership Committee of Euro Spine

? 2011: Member of International Society for the Study of the Lumbar Spine (ISSLS)

Science and Research:

Since 2009: Reviewer for scientific journals,

- Spine (Phila Pa 1976)

- American Journal of Bone and Joint Surgery

- European Spine Journal

Research and Awards:

? Outstanding Presentation Award of the Spine Arthroplasty Society, SAS 8, “Analysis of Postoperative Pain Patterns Following Total Lumbar Disc Replacement” Miami, Fl, USA, 06.-09 May 2008

? ISSLS Price Winner 2014 for Best Overall Presentation (Siepe CJ, Wiechert K, Heider F, Mehren C, Korge A, Mayer HM) Long-Term Results of Total Lumbar Disc Replacement: A prospective analysis with 5-10 year follow-up.Presented at Annual Meeting of the International Society for the Study of the Lumbar Spine (ISSLS). Seoul, South Korea, 04.06.- 07. 06.2014