AmirAli Talasaz, Ph.D. is the co-founder of Guardant Health and has served as the Co-Chief Executive Officer since August 2021. Prior to founding Guardant, Dr. Talasaz held various positions at Illumina, including Senior Director of Diagnostics Research from October 2011 to June 2012, where he led the efforts for emerging clinical applications of next-generation genomic analysis. During that time, he developed different genomic technologies suitable for clinical applications. In March 2008, he founded Auriphex Biosciences, Inc., which focused on purification and genetic analysis of circulating tumor cells for cancer management. The technology was acquired by lllumina in 2009. During his academic years, he led the Technology Development group at SGTC. He received his Ph.D. degree in electrical engineering, M.S. degree in electrical engineering and M.S. degree in management science and engineering from Stanford University.