Cliff is an executive director in the Cloud and Data Center Research Practice with a focus on cloud services, data center compute and networking, and software defined networking (SDN). He has more than 25 years of telecommunications industry experience encompassing scientific research, market analysis, corporate and product strategy, product management and marketing. A recognized thought leader, he frequently is an expert judge for industry and technology innovation awards and an invited conference speaker, who is often quoted in technical publications, including SDx Central, Light Reading, Fierce Telecom, eWeek, Network Computing and Lightwave Online.