In todays episode Dr. Erika Pärn has the pleasure of interviewing Christian Frey, a Senior Manager Innovation and Patent Coordination, Siemens, Smart Infrastructure. Christian has a strategic vision at Siemens, Smart Infrastructure Headquarters which is tied to the digital twinning of buildings. Chrisitan reminds us that a the Building Twin application allows for a connected, digital representation of a physical building. It also brings together dynamic and static data from multiple sources in a 3D model and enables informed and effective decisions to be made.