P.P.S. Narayan (also known as PPSN) is a technology executive with more than 20 years of experience in software engineering, distributed and large scale systems. Until recently, PPSN held various leadership positions at Yahoo and Oath/Verizon, where he led teams that built much of Yahoo Video platforms and Cloud services. Namely, encoding, players/sdks, video AI/ML, structured and unstructured storage, user data, pub-sub messaging, serving and the edge. He was also the head of Systems Research at Yahoo Labs for part of his tenure. Prior to Yahoo, PPSN spent 10 years at Bell Labs Research where he led research and development in areas such as databases, query processing, network management and discovery, and geo-fencing for location based services. PPSN holds a bachelor’s and masters degree in Computer Science and Engineering. He has co-authored multiple publications in top-tier database conferences and holds patents in many areas across databases, network management, storage, and video. These days, he is mentoring, providing consultations, advising and blogging about all matters technology and products, including blockchains.