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Mark D. Longo, Ph.D. has a diverse work experience spanning several industries. Mark D. is currently serving as the Chief Technology Officer (CTO) at Sirona Medical since January 2021, where they are responsible for leading the company's technology initiatives. Prior to this role, they held the position of VP of R&D at Sirona Medical from August 2020 to January 2021. Before joining Sirona Medical, Mark worked at Quid as the Head of Data Science from March 2018 to May 2019. Mark D. also served as the Principal Data Scientist and the Applied Data Scientist/Lead at Quid from September 2017 to February 2018 and February 2015 to August 2017, respectively.

Mark's academic background includes positions at Stanford University, where they served as the Founding Chair of the Stanford Complexity Group from an undisclosed start date to 2014. Mark D. was also a Doctoral Candidate in Evolutionary Genetics at Stanford University from an undisclosed start date to 2014. Mark D. focused on studying evolution and genetics, specifically examining the relationship between gene network topology, DNA sequence variation, and evolution.

Earlier in their career, Mark worked at McKesson, where they held the position of Manager of Clinical Application Support from an undisclosed start date to 2005. In this role, they supervised technical support for the Horizon Clinicals suite of software products and led a team of analysts. Prior to this role, they served as a Support Analyst/Lead Support Analyst at McKesson from an undisclosed start date to 2001, providing technical software support for the McKesson Horizon Clinicals product suite.

Overall, Mark D. Longo, Ph.D. has extensive experience in technology leadership, data science, and academic research, making him a valuable asset in a variety of organizations and industries.

Mark D. Longo, Ph.D. holds a Doctor of Philosophy (PhD) degree in Evolutionary Genetics from Stanford University. Prior to that, they obtained a Master of Arts (M.A.) degree in Biology/Biological Sciences from the University of Colorado Boulder. Mark D. completed their Bachelor of Science (BS) degree in Edmund J. Walsh School of Foreign Service from Georgetown University.