Christoph Jentzsch is CEO at Tokenize. Formerly Senior Vice President Of Technology at Blockchains, Inc., Founder & CEO at Slock.it. His background is in theoretical physics, where he developed optimized software solutions for high performance computing on specialized hardware. Christoph has been part of the Ethereum project since 2014 as Lead Tester, securing and shaping the core protocol while working on the backend of the C++ client.