President & CEO at User Corporation /
Founder and President at Blockchainarmy (Turkey)

Blockchain 4.0


Like any other technology the Blockchain went through stages and evolved as it progressed and matured. This paper describes each version of Blockchain. Blockchain 4.0 is focused on innovation. Speed, user experience and usability by larger and common mass will be the key focus areas for Blockchain 4.0. The Blockchain 4.0 applications can be divided into two verticals: Web 3.0 and Metaverse.

Blockchain 4.0 will enable businesses to move some or all of their current operations onto secure, self-recording applications based on decentralized, trustless, and encrypted ledgers. Businesses and institutions can easily enjoy the basic benefits of the Blockchain.

Short Biography

Multi-Award-winning entrepreneur, veteran businessman, philanthropist, business/financial coach and educator, Erol User is one of Turkish’s pioneering game changers in the business world. Born in Istanbul, in 1960, User brings over 30 years’ experience in a wide range of industries and sectors. As a distinguished entrepreneur, and Blockchain Analyst, he brings a proven track record and demonstrated excellence to transform digital services in the fields of Investment Banking, Energy, Blockchain, Cryptocurrency, Mergers, Acquisitions, Privatizations and IT.

Mr. User is currently the President and CEO of User Corporation, - a world-leading investment banking company, offering advisory services both to Turkish and International companies. He is a graduate of Economic Sciences with double majors in Business Administration and Finance from Istanbul University. As someone who loves to broaden his knowledge of study, Mr. User holds an MBA degree from Harvard Business School, a postgraduate degree in International Leadership from Sophia University, Japan, an MSc degree in Renewable Energy from Vienna Technical University. He has also obtained a postgraduate degree in Blockchain Strategy from Oxford Said Business School and in Cryptocurrency and Disruption from the London School of Economics (LSE),in Blockchain Technologies from MIT Sloan School.

He is a visionary leader, with strong entrepreneur background adept with the knowledge of organizational development, through visioning, strategic planning, evaluation, monitoring, and trusted advisory support. Mr. User is also the Founder, President and Board Member of many organizations or associations to include: JCI Turkey, Worldwatch Institute Europe, TUGIAD, DEIK, TESEV, TEMA, Conference Board, Club Of Rome, Club of Budapest, European Business Roundtable, R. Kennedy Human Rights Foundation Leadership Global Compact, Abraham’s Path, Mahatma Gandhi Arise India, The Aladdin Project and Kids parliament. He is The Chairman of the Supervisory Board of the Blockchainacademy Istanbul Aydin University. As someone who loves giving back to his community, User is passionate about supporting many philanthropic initiatives. Seeking to impact his passion to many, he has written many books on Economy, Energy, Internet of Things, Metaverse, Crypto Money and Blockchain.