Dieterich, K.K.DieterichSpath, DieterDieterSpathOhlhausen, PeterPeterOhlhausen2022-11-232022-11-232022https://publica.fraunhofer.de/handle/publica/42908610.1017/pds.2022.152-s2.0-85131380281Since project managers still face problems in managing interorganizational R&D projects, it is a promising approach to manage these projects project-culturally-aware. However, an important prerequisite for a project-culture-aware management is that the involved individual organizations pursue a collaborative strategy. Therefore, our article provides a conceptual approach including a new tool, the Collaborative Iron Triangle, which supports both project sponsors and managers in different phases of the collaboration process to pursue a collaborative strategy in interorganizational R&D projects.encollaborative designcollaborative iron trianglemanagement toolopen innovationproject managementjournal article