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January 2020

Christoph Jentzsch Talked on Blockchain-Enabled Smart Cities

Christoph Jentzsch is CEO of Slockit, a platform for the decentralized sharing economy. An Ethereum pioneer, he was part of the Core development team starting in 2014 when he was responsible for securing the protocol. He also wrote the code for TheDAO, one the earliest decentralized autonomous organizations, which became a watershed in the history of the industry.

Evangelos Pappas Explained Enterprise Blockchain

Evangelos Pappas is CEO of Ocyan. He has managed and deployed blockchain use cases in the FinTech, Logistics, Energy, O&G and Telecom industries. He has has worked for corporations like Disney, Warner, GS1 and Clearscore, and previously served as a blockchain engineer for Shell.


Alex Mashinsky is one of the inventors of VOIP and currently CEO of Celsius Network, an Ethereum-based lending platform that raised $50 million in an ICO in May 2018.  As of 1 January 2020 it has done $4.25 billion in loan origination with $400 million in assets and 53,000 active wallets.

Artur Schaback of Paxful Talked on Peer-to-Peer Bitcoin Marketplace

Artur Schaback is COO and Co-founder of Paxful, a peer-to-peer Bitcoin marketplace that offers more than 300 ways to buy and sell Bitcoin, ranging from the standard cash and bank transfer to more unusual methods like gift cards from Nike, Paypal, Amazon and the IHOP American pancake chain. The fast-growing startup has more than 100 employees and offices in New York, Hong Kong, Tallinn, Estonia and Manila, Philippines.

Leah Jonas Talk About Celsius

Leah Jonas is the Global Head of Partnerships for Celsius Network. As one of the organization’s first hires, she has contributed to all phases of the company’s development. She was directly involved in the white label integration of Celsius’ services into a multiple platforms, which led to an increase in AUM measuring in the tens of millions of dollars. She is currently responsible for Celsius’ European operations and strategy.

Peter Petrovics Co-Founder Augmint

Péter Petrovics is co-founder of Augmint, a stable coin that is targeted to the value of the euro. Augmint’s parity with the euro is maintained by a decentralized loan origination system built with Ethereum smart contracts.

Johannes Schweifer Multi Party Atomic Swaps

CoreLedger CEO Johannes Schweifer earned a PhD in Distributed Computing and Quantum Chemistry from the University of Vienna. He is a serial blockchain entrepreneur. and has co-founded Bitcoin Suisse AG, BlockLogix, and CoreLedger AG.

Arief Huhn on Freedomlab Thinktank

Arief Hühn is head of Freedomlab Thinktank. He is a senior researcher and strategist who focuses on the impact of digital technology on society. He will be one of the moderators of the 80th edition of Bitcoin Wednesday on 5 February 2020.

Bitcoin Wednesday 79

The 79th edition of Bitcoin Wednesday is our annual New Year’s Reception, and will be held in Amsterdam from 1900 to 2230 on 1 January, 2020. Please RSVP as soon […]

December 2019

Smart Contracts Explained by Eitan Lavi

Eitan Lavi is the CTO of 2Key Network, a solution that rewards users with cryptocurrency for sharing links. He was previously a data science and machine learning specialist and received a Master’s degree in Biomedical Engineering from Tel Aviv University.