*** Please visit https://vizsec.org/ for more information. ***   We are pleased to announce Chris Oehmen as the Keynote Speacker of VizSec 2019! Chris is at PNNL as a research scientist, previously serving as the lead for the Asymmetric Resilient Cybersecurity Initiative. His research is built on a foundation of high performance computing applications in biology, with special emphasis on how these biological approaches can be used as a new paradigm for other fields such as cybersecurity. His resilience and active defense work rely on a foundational application of biological principles for survivability and regeneration with special emphasis on facilitating human control of complex systems.