Paul Parker-Johnson ("PJ") leads the cloud computing and data center virtualization practice at ACG Research. His special interests are in service orchestration, service federation, virtual computing and network infrastructures, and public and hybrid cloud service offerings. His work explores use cases, deployments, solution architectures, emerging innovation and designs, business cases, and cloud platform market sizes and uptake. His insights are grounded in a 30-year career of innovation in packet networking and a broad array of service provider deployments. Before joining ACG, he led Juniper Networks' worldwide cloud computing solutions business unit, enabling end-to-end cloud service offerings for a broad range of service providers and enterprises. In his free time, he is an avid skier, hiker and bicycler, and fast friend of playful dogs.