Christopher Yohn, PhD, is Executive Director, Head of Computational Biology at TRex Bio. Prior to TRexBio, Dr. Yohn was Senior Director, Discovery Technologies at UNITY Biotechnology working on developing therapeutics for diseases of aging through senolytic approaches. He led the bioinformatics, biomarker discovery and histology functions as well as directed efforts for indication selection, headed various discovery disease programs and guided biomarker development for UNITY’s ophthalmology clinical program. Earlier in his career, he was Director of Biotechnology for Sapphire Energy, which developed liquid transportation biofuels from algae strains he helped create. He also led the bioinformatics function at Favrille, a clinical-stage company making patient specific cancer vaccines for Non-Hodgkin lymphoma. Chris completed his training at Northwestern University (BS in biomedical engineering) and The Scripps Research Institute (PhD in macromolecular and cellular structure and chemistry) followed by post-doctoral work at the Skirball Institute of Biomolecular Medicine at NYU Langone School of Medicine.