Christoffer Dall is the original author of the 32-bit KVM/Arm port and co-maintained KVM/Arm64 for several years before moving on to computer architecture work at Arm. Christoffer works on the Arm Confidential Compute Architecture (CCA) and has +influenced the Arm virtualization architecture indirectly through his academic work and directly as an architect at Arm. Prior to working on KVM, Christoffer worked at VMware and holds a PhD in operating systems from Columbia University.