He initiated the event of The mixing and application System that grew to become the NetWeaver System.[1] Netweaver's style would wrap SAP purposes in an architecture that allowed integration within an organization and via the internet with other organizations. The System leverages SAP portal concepts and application architecture ideas from https://www.ecom-group.com/training-events/case-study-apply-the-sap-enterprise-architecture-framework-along-an-architecture-development-cycle-iea10/