Roy van Rijn is director of OpenValue Rotterdam, a Java Champion, a JavaOne Rockstar, leader of the Rotterdam JUG, public speaker and blogger. He loves: agile software development, cryptography, math, algorithms. He tweets (@royvanrijn) and blogs at https://royvanrijn.com

Holly Cummins is an IBMer, and leads the developer discipline in the IBM Garage. As part of the Garage, Holly uses technology to enable innovation, for clients across a range of industries, from banking to catering to retail to NGOs. She has led projects to count fish, help a blind athlete run ultra-marathons in the desert solo, improve health care for the elderly, and change how city parking works. Holly is also an Oracle Java Champion, IBM Q Ambassador, and JavaOne Rock Star. Before joining the IBM Garage, she was Delivery Lead for the WebSphere Liberty Profile (now Open Liberty). Holly co-a

Dr. Mark Jackson is the Quantum Evangelist at Cambridge Quantum Computing. He received his B.S. in Physics and Mathematics from Duke University and Ph.D. in Theoretical Physics from Columbia University. He then spent 10 years researching superstring theory and cosmology, co-authoring almost 40 technical articles. To promote the public understanding of science, he founded the science crowdfunding platform Fiat Physica and non-profit Science Partnership Fund. He is Adjunct Faculty at Singularity University and a Director of Astronomers Without Borders.