Top 99 keynote speakers every event planner must know about
Hubilo Blog
FEBRUARY 25, 2020
Areas of expertise include conference business models, strategy, attendance marketing, sponsorship programs, and meeting technology. In 2014, Antonopoulos authored the groundbreaking book, Mastering Bitcoin (O’Reilly Media), widely considered to be the best technical guide ever written about the technology. Where to find him?
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