Joe Weinman: Network Service Providers and the Cloudbr OSS-BSS World Summit - The Park Lane Hotelbr Closing Keynote by Joe Weinman, Vice-President, Strategy and Business Development VP, AT&T Business Solutions.OSSBSS World Summit is a world-class, exclusive summit, delivering independent and objective thought-leadership for the C-suite within the telecoms industry globally.Held in London, it lays the roadmap for the year ahead in terms of strategy, innovation and investment for the OSSBSS sectors of telecoms with visionary keynotes from top executives representing AT&T, BT, Verizon, Vodafone, and more.