Sir John Hargrave

Sir John Hargrave is a globally recognised authority on blockchain, cryptocurrency, and emerging technologies, named as the number one speaker in his field. As CEO of Media Shower, publisher of the Bitcoin Market Journal, and with nearly two decades of experience at the intersection of emerging tech, he has built a reputation as a trailblazing thought leader who can simplify complex topics and present them with clarity, wit, and inspiration.

Beginning his career as an application developer at Ziff-Davis Interactive, he later worked as a producer for Yahoo! Computing before becoming Creative Projects Lead at ZDNet. While earning his MBA from the F.W. Olin Graduate School of Business at Babson College, he served as the college’s Web Marketing Manager, balancing business acumen with technical expertise. From there, he joined Arnold Worldwide as Group Interactive Director, honing his ability to merge creativity with cutting-edge technology. He has been the CEO of Media Shower since 2007, and he currently serves as an Executive Board Member of the Boston Blockchain Association and an Angel Investor with Chain Reaction Boston.

John is the bestselling author of ‘Mind Hacking’ and ‘Blockchain for Everyone’, co-author of ‘Blockchain Success Stories’, and has collaborated on numerous research reports in the blockchain and tech sectors. His upcoming book, ‘The Intelligent Crypto Investor’, will be released in 2026. His work has been featured in major outlets like Forbes, USA Today, Bloomberg BusinessWeek, MSNBC, and BBC. Named as The World’s Best Speaker on Crypto by ReadWrite, John’s recent speaking engagements include Northeastern University, Boston University’s Tech Club, and the Stephen D. Cutler Centre for Investments and Finance, solidifying his influence across academic and professional circles.

As a speaker, John holds the rare ability to bridge high-level innovation with human-centred storytelling. As an advocate for AI that enhances rather than replaces human creativity, he is keen to make emerging technologies accessible and exciting. His talks are both entertaining and deeply informative, blending technical insight with relatable examples and humour, as seen through his TEDx talk, ‘One World, One Money’, in which he explains the concept of the ‘Digital Dollar Shift’ and the transformation of money from physical into digital. Regardless of whether he is leading a corporate seminar or an educational talk, John empowers audiences to embrace the future of AI, blockchain, and technology with confidence and curiosity.