IDEAYA - Key Persons


Andres Ruiz Briseno

Job Titles:
  • Vice President, Head of Business Operations and Investor Relations
Andres has over 10 years of finance and operations experience working with public and private life science companies. He joined IDEAYA Biosciences as Vice President, Head of Business Operations and Investor Relations in November 2021. Previously, Andres held roles at IDEAYA from August 2016 to July 2021, including most recently as Vice President, Finance. Prior to joining IDEAYA, Andres was at Pharmacyclics, Inc., (NASDAQ: PCYC) where he helped lead the organization's finance and operations efforts in support of the successful launch of blockbuster cancer drug, IMBRUVICA® (ibrutinib) and played a key role in building the Company's long-range planning and the integration activities into AbbVie, following Pharmacyclics' $21 billion acquisition. Prior to that, Andres held roles at Theravance, Inc. (NASDAQ: THRX), and at PricewaterhouseCoopers' audit and assurance practice where he focused on life science and venture capital clients. Andres obtained his B.S. in Business Administration with a concentration in Corporate Financial Management from San Jose State University and is a Certified Public Accountant, licensed in the state of California.

Brian Daniels

Job Titles:
  • Director
Director | Former SVP, Global Development and Medical Affairs, Bristol-Myers Squibb Brian Daniels, M.D., served as Senior Vice President of Global Development and Medical Affairs and Research and Development of Bristol-Myers Squibb Co. from March 2008 to July 1, 2014. He served as Senior Vice President of Global Clinical Development, Research and Development of Bristol-Myers Squibb Co. from 2004 to 2008. He also served as a Member of Management Council at Bristol-Myers Squibb Company. He held positions directing and conducting clinical research at Merck and Genentech. He directed the development of innovative medicines, including Apixaban®, Onglyza®, Myalept® and Farxiga® (CV/metabolics), Orencia® and Nulogix® (immunology), Abilify®(neuroscience), Baraclude®, Reyataz®, Daclatasvir® and Asunaprevir® (virology) and Sprycel®, Ixempra®, Yervoy®, elotuzumab and nivolumab (oncology). He serves on the Board of Directors of Novo Nordisk, among others. He completed residency programs at The New York Hospital of Cornell Medical College and at UCSF. Dr. Daniels has an M.D. from Washington University and an M.S. and B.S. from MIT.

Catherine Mackey

Job Titles:
  • Director
  • Member of the Compensation Committee
Director | Former Senior Vice President of Pfizer Worldwide Research and Development Dr. Mackey has more than 30 years of experience in the pharmaceutical and biotechnology industries. Most recently she served as Senior Vice President of Pfizer Global Research and Development and Director of Pfizer's La Jolla Laboratories, where she built Pfizer La Jolla Labs into one of Pfizer's main pharmaceutical research and development sites with over 1,000 employees and a robust drug pipeline. Prior to that role, she served as head of Strategic Alliances and Genomic and Proteomic Sciences for Pfizer. Dr. Mackey spent the first part of her career in agricultural biotechnology, including as Vice President of DEKALB Genetics, Inc. Currently she is a member of the Boards of Directors of Avid Bioservices, Voyager Therapeutics, COUR Pharma (Chairman), Rady Children's Hospital and Rady Children's Institute of Genomic Medicine. Previously, she served on the Boards of Directors of Trillium Therapeutics, Poseida Therapeutics, GW Pharma, Evolve Biosystems, Sequenom, Viventia Bio, YM Biosciences, and Althea Technologies. Dr. Mackey received her B.S. and Ph.D. degrees in microbiology from Cornell University.

Dr. Trey Ideker

Job Titles:
  • Professor of Medicine and Bioengineering, UCSD
  • Professor, University California at San Diego
Trey Ideker, Ph.D., is a Professor in Medicine, Bioengineering and Computer Science at UCSD; Co-Director of the Cancer Genomes and Networks Program at UCSD Moores Comprehensive Cancer Center, and Director of the San Diego Center for Systems Biology. His lab develops technology to build molecular network maps of the cell and to use these networks to translate genotype to phenotype in cancer. Dr. Ideker has founded influential bioinformatic tools including Cytoscape, a popular network analysis platform which has been cited >12,000 times. Dr. Ideker serves on the Editorial Boards for Cell, Cell Reports, Molecular Systems Biology, and PLoS Computational Biology and is a Fellow of AAAS and AIMBE. He was named one of the Top 10 Innovators of 2006 by Technology Review magazine and was the recipient of the 2009 Overton Prize from the International Society for Computational Biology.

Elizabeth Swisher

Job Titles:
  • Professor, University of Washington
Elizabeth Swisher, M.D., is a gynecologic oncologist, Professor of Gynecologic Oncology, and adjunct Professor of Medical Genetics at the University of Washington in Seattle. Dr. Swisher's research focused on understanding the role of the BRCA-Fanconi anemia pathway in ovarian cancer and how defects in DNA repair can be exploited in the therapy and prevention of ovarian carcinoma. She is co-Leader of Stand up to Cancer's first Ovarian Cancer Dream Team. She is principal investigator on several PARP inhibitor therapeutic trials and collaborates on the translational research for numerous other clinical trials in ovarian and other cancers.

Frank McCormick

Job Titles:
  • Professor
Dr. McCormick is a Professor in the University of California, at San Francisco (UCSF), Helen Diller Family Comprehensive Cancer Center and holds the David A. Wood Chair of Tumor Biology and Cancer Research at UCSF. Prior to joining UCSF, Frank was Founder and Chief Scientific Officer at Onyx Pharmaceuticals, building on his earlier research and leadership experiences at Cetus and Chiron. At Onyx, initiated and led drug discovery efforts that led to the approval of Sorafenib for treatment of renal cell cancer and liver cancer. Dr. McCormick has served as President of the American Association for Cancer Research (AACR) and has a leadership role at the Frederick National Lab for Cancer Research, overseeing an NCI supported national effort to develop therapies against Ras-driven cancers.

Garret Hampton

Job Titles:
  • Director
  • Member of the Nominating and Corporate Governance Committee
Director | President, Clinical Sequencing and Oncology, ThermoFisher Scientific Garret Hampton, Ph.D., is currently President, Clinical Sequencing and Oncology at ThermoFisher Scientific, responsible for leading the company's clinical next generation sequencing strategy. Prior to ThermoFisher, Dr. Hampton was Senior Vice President, Clinical Genomics, at Illumina, responsible for the development of sequencing-based solutions in oncology, reproductive health and whole genome sequencing for the diagnosis of rare disease. Before joining Illumina, Dr. Hampton held a variety of leadership positions at Genentech / Roche; Celgene, and The Genomics Institute of the Novartis Research Foundation, focused on drug target discovery, drug development and precision medicine. Before moving into industry, Dr. Hampton was Assistant Professor of Medicine at UCSD, San Diego after a 2-year postdoctoral fellowship at the Salk Institute for Biological Studies. Dr. Hampton received his Ph.D. from the Imperial Cancer Research Fund (now Cancer Research UK) under Sir Walter Bodmer. He has authored over 150 peer reviewed articles and reviews, with 10,000 lifetime citations.

Jason S. Throne - Chief Legal Officer, SVP

Job Titles:
  • General Counsel
  • Senior Vice President
Jason has over 20 years of legal experience representing both public and private life sciences companies. He joined IDEAYA Biosciences as Vice President, General Counsel in October 2019. Prior to joining IDEAYA Biosciences, Jason served as Vice President, General Counsel of NeoTract, Inc., a urology medical device company, until its acquisition by Teleflex Incorporated. Prior to NeoTract, Jason held various roles, including Associate General Counsel, Corporate & Compliance Officer, at Thoratec Corporation (NASDAQ: THOR), a cardiology medical device company, which was acquired by St. Jude Medical. Previously, Jason was an associate at the law firm of Cooley Godward LLP, representing both private and public companies on corporate matters, and a senior audit accountant at the accounting firm of Deloitte & Touche LLP. Jason earned a J.D. from the University of Virginia School of Law and a B.S. in Business from the University of Colorado.

Jeffrey Hager

Jeffrey Hager, Ph.D., is a San Diego-based biopharma consultant with over 20-years of experience in tumor biology, cancer pharmacology, & oncology discovery. Before joining the IDEAYA Biosciences SAB, he was Senior Vice President and Chief Technology Officer and Head of Target Discovery and External Innovation at IDEAYA Biosciences. Prior to that he was Senior Vice President and Head of Biology at IDEAYA. Before his involvement with IDEAYA, Dr. Hager was VP of Biology at Seragon Pharmaceuticals, which was acquired by Roche/Genentech, where he oversaw all in vitro and in vivo biology and pharmacology that lead to the discovery of 2 novel, clinical stage selective estrogen receptor degraders (SERDs) developed as treatment for hormone receptor positive breast cancer. Previously, Dr. Hager was Senior Director at Aragon Pharmaceuticals which was acquired by Johnson & Johnson. At Aragon, his team was central in pre-clinical development of the novel anti-androgen apalutamide (Erleada™), an FDA approved treatment for early-stage castration resistant prostate cancer. Previously, he was Associate Director of Biology at Apoptos, Inc. and before that a Principal Scientist and Head of Cancer Pharmacology at Kalypsys, Inc. Dr. Hager did graduate studies at Princeton and University of California at Berkeley, the later from which he received a Ph.D. in molecular and cell biology. He was a postdoctoral fellow and staff scientist at the University of California at San Francisco and is an author of publications in Annual Review of Cancer Biology, eLife, Science, Nature Genetics, Cancer Cell, Cancer Research and Cancer Discovery.

Jeffrey Stein

Job Titles:
  • Chairman of the Compensation Committee
  • Director
  • Member of the Audit Committee
Director | President and Chief Executive Officer, Cidara Therapeutics Jeffrey Stein, Ph.D., has been the President and Chief Executive Officer of Cidara Therapeutics since 2014. Prior to joining Cidara, Dr. Stein was Chief Executive Officer of Trius Therapeutics from its founding in 2007 until its acquisition by Cubist Pharmaceuticals in September of 2013. Dr. Stein was also the founding Chairman and President of the Antibiotics Working Group. Previously, Dr. Stein was a Venture Partner and Kauffman Fellow with Sofinnova Ventures and opened the firm's San Diego office in 2005. Prior to joining Sofinnova, Dr. Stein was co-founder and Chief Scientific Officer of Quorex Pharmaceuticals which was acquired by Pfizer Pharmaceuticals in 2005. He has also served as a Principal Scientist with Diversa Corporation and the Agouron Institute. Dr. Stein conducted his postdoctoral research as an Alexander Hollaender Distinguished Postdoctoral Fellow at the California Institute of Technology and his graduate work as a NASA Graduate Student Researcher Fellow at UCSD.

Matthew Maurer

Job Titles:
  • Vice President, Head of Medical Affairs and Clinical Oncology
Matt has over 15 years of combined translational, clinical, and pharmaceutical cancer research experience. He is Vice President, Head of Medical Affairs and Clinical Oncology at IDEAYA. A graduate of Mount Sinai medical school, Matt completed a joint research internal medicine residency and clinical fellowship in hematology and oncology at Columbia University Irving Medical Center. Matt then joined the faculty at Columbia as a physician scientist and clinical breast cancer expert with a focus on developmental therapeutics and earned a masters in biostatistics from the Mailman School of Public Health patient oriented research program. Matt left academia to join the Early Clinical and Translational Research group at Bristol Myers Squibb and served as the medical lead of multiple first in human programs. Most recently, Matt served as the clinical development lead in charge of the late development portfolio of nivolumab and ipilimumab in both renal cell carcinoma and prostate cancer. Matt obtained his undergraduate degree from Princeton University and his medical degree from Mount Sinai School of Medicine, and then completed his residency at Columbia University Medical Center.

Michael White

Job Titles:
  • Chief Scientific Officer
Mike is a discovery biologist with over two decades of R&D leadership experience in industry and academia. He has deep expertise in cell regulation, tumor biology, target discovery, technology development and drug discovery. Mike transitioned from academia to the pharmaceutical industry in 2016 as CSO for Tumor Biology at Pfizer. There he led a cross-disciplinary group to build an oncology small-molecule pipeline focused on first-in-class therapies that intercept oncogenic signaling networks, modulate tumor/host interactions and promote productive anti-tumor immune responses. These efforts culminated in numerous INDs over a span of five years. Prior, Mike was Professor of Cell Biology at UT Southwestern Medical Center, Associate Director of Basic Science for the Harold Simmons Comprehensive Cancer Center, and inaugural Director of the UTSW Cancer Intervention and Prevention Discovery training program. His appointments include the Hortense and Morton Sanger Professorship in Oncology, the Sherry Wigley Crow Cancer Research Endowed Chair, and the Grant A. Dove Distinguished Chair for Research in Oncology. In 2015, Mike received the inaugural National Institute of Cancer's Outstanding Investigator Award. He has authored over 150 publications with over 22,000 citations. Mike completed his postdoctoral training in cancer biology and signal transduction at Cold Spring Harbor Laboratories in New York. He received his Ph.D. in Biology from the University of North Carolina at Chapel Hill, and his B.Sc. (Hons) from the University of Iowa.

Mick O'Quigley

Job Titles:
  • Senior Vice President, Development Operations
Mick has over two decades of clinical research and management experience across all phases of oncology drug development. As Senior Vice President, Development Operations, Mick is responsible for the oversight and execution of IDEAYA's clinical pipeline. Prior to joining IDEAYA, Mick served as a Program Group Director in clinical operations at Genentech's Research and Early Development group from January 2008 to June 2018 where he was responsible for multiple cell-signaling and immuno-oncology programs. Mick led the initiation and operational implementation of a global network of leading immuno-oncology institutions to accelerate clinical research across the Roche-Genentech pipeline. Prior to joining Genentech, Mick worked at Amgen from 1996 to 2008 where he held roles of increasing clinical development responsibilities for multiple products, including Aranesp®, Kepivance® and Vectibix®. Mick also held earlier roles at Rhône-Poulenc Rorer and PAREXEL. Mick earned his M.B.A. from Pepperdine University and his B.A. from Trinity College Dublin.

Paul A. Barsanti

Job Titles:
  • Senior Vice President, Head of Drug Discovery
Paul brings over 20 years of drug discovery experience. He joined IDEAYA Biosciences as Vice President, Head of Drug Discovery in July 2019. Prior to that he was an Executive-in-Residence at 5AM Ventures where he was involved with several early seeded new companies. From 2014 to 2018 Paul served as Head of Chemistry at Nurix, Inc., where he built and led the Chemical Sciences department and helped develop first in class small molecules against novel E3 ligases for therapeutic use within the fields of oncology and immuno-oncology. This includes the advancement of Nurix's small molecule Cbl-b inhibitor. He played a pivotal role in initiating Nurix's entry into their DEL and PROTAC technology platforms, enabling a protein degradation therapeutic pipeline which includes Nurix's BTK degrader currently in pre-clinical development. From 2006 to 2014, Paul worked at the Novartis Institutes for Biomedical Research (NIBR) where he served in various leadership roles including, Oncology Group Leader, Medicinal Chemistry where he and his teams focused on delivering best in class clinical candidates to treat cancer patients, including the RAF kinase inhibitor LHX254. Prior to Novartis, Paul worked in the fields of oncology and infectious diseases at Chiron Corporation (acquired by Novartis). Paul is an author on over 50 publications and patents. Paul obtained both his Chemistry B.Sc. (Hons) and his Ph.D. in Organic Chemistry from the University of Bath. He completed his postdoctoral fellowship at the University of Illinois at Urbana-Champaign with Professor Scott E. Denmark.

Paul A. Stone - CFO, SVP

Job Titles:
  • Chief Financial Officer
  • Senior Vice President
Paul is a life science executive with over 20 years of legal, financial, and management experience. Paul was previously with 5AM Ventures for over nine years in various leadership capacities including as Partner, General Counsel, and Chief Operating Officer. Paul serves as a Board of Director of Scientist.Com and was a founding Director at Cidara (NASDAQ: CDTX), Homology (NASDAQ: FIXX), and IDEAYA (NASDAQ: IDYA), as well was a Board Observer at RareCyte and other companies. He also held early management and operating rolls at Cidara, Entrada, IDEAYA and Homology. Prior to joining 5AM, Paul was Senior Vice President and General Counsel at Ethos Pharmaceuticals, Senior Vice President, General Counsel and Chief Patent Counsel at Ilypsa (acquired by Amgen) and Vice President, Chief Patent Counsel at Symyx (IPO). He earlier served in roles at Boeing and Wisconsin Electric. Paul earned a B.S. in Chemical Engineering, University of Wisconsin, Madison, after which he served as a U.S. Naval Officer on USS NIMITZ. He received a J.D. from University of Wisconsin Law School and practiced intellectual property law as a Patent Attorney at Senniger Powers. Paul taught patent law, trade secrets law and licensing as an adjunct professor at University of Missouri and Santa Clara University. He also served on the Board of Directors of a regional non-profit, Save the Bay.

Scott Morrison

Job Titles:
  • Chairman of the Audit Committee
  • Director
  • Member of the Nominating and Corporate Governance Committee
  • Member of IDEAYA 's Board of Directors
Mr. Morrison has served as a member of IDEAYA's board of directors since July 2018. He had a 35-year career in public accounting, serving public and private companies in the life sciences sector. Mr. Morrison was a partner at Ernst & Young LLP and served as its U.S. Life Sciences Leader until his retirement in 2015. He has worked on hundreds of public and private financings, M&A transactions and corporate collaborations. Mr. Morrison currently serves on the board of directors and chairs the audit committees of Audentes Therapeutics, Corvus Pharmaceuticals, Global Blood Therapeutics and Symic Bio. He has served on numerous life sciences industry boards, including the Biotechnology Innovation Organization (BIO) ECS Board, the Bay Area Bioscience Center, the California Life Sciences Foundation, and the Biotechnology Institute. Mr. Morrison holds a B.S. in business administration from the University of California, Berkeley. He is a certified public accountant (inactive).

Susan L. Kelley

Job Titles:
  • Director
  • Member of the Nominating and Corporate Governance Committee
Susan L. Kelley, M.D. most recently served as Chief Medical Officer of the Multiple Myeloma Research Consortium (MMRC) where she led the strategic design and management of clinical trials in North America. Prior to the MMRC, she held positions of increasing responsibility at Bayer Healthcare Pharmaceuticals and Bayer-Schering Pharma, including Vice President, Global Clinical Development and Therapeutic Area Head - Oncology, where she led the team responsible for the development and worldwide regulatory approval of Nexavar® (sorafenib). Prior to joining Bayer, Dr. Kelley worked at Bristol-Myers Squibb in Oncology and Immunology drug development, ultimately serving as Executive Director, Oncology Clinical Research, at the Bristol-Myers Squibb Pharmaceutical Research Institute. She serves or has served as a member of the Board of Directors at multiple publicly traded companies including Deciphera Pharmaceuticals, Daré Bioscience, VBL Therapeutics Ltd, ArQule and Immune Design. Dr. Kelley received her M.D. from Duke University School of Medicine. She was a Fellow in Medical Oncology and Clinical Fellow in Medicine at Dana-Farber Cancer Institute, Harvard Medical School, and a Fellow in Medical Oncology and Pharmacology at Yale University School of Medicine, where she also served as a Clinical Assistant Professor of Medicine.

Terry Rosen

Job Titles:
  • Director
  • Member of the Compensation Committee
Director | Chief Executive Officer, Arcus Biosciences Terry Rosen, Ph.D. is currently the CEO of Arcus Biosciences. He previously served as CEO of Flexus Biosciences, which was acquired by BMS in 2015. Prior to co-founding Flexus in October of 2013, Dr. Rosen served as Vice President, Therapeutic Discovery (TD) at Amgen and as the site head for Amgen South San Francisco, having joined Amgen with the acquisition of Tularik in 2004. Dr. Rosen held several executive positions at Tularik, including Executive Vice President, Operations, Vice President, Research Operations, and Vice President, Medicinal Chemistry. He has also held scientific and management positions at Pfizer and Abbott Laboratories. Dr. Rosen serves on the Salk Institute Board of Trustees, the leadership committees of the University of Michigan Undergraduate Research Opportunity Program and Life Sciences Institute, the Berkeley Chemistry Advisory Board, the Caltech Biology and Biology and Biological Engineering Chair's Council and the California Life Sciences Association Board. He holds a B.S. in Chemistry from the University of Michigan and a Ph.D. in Organic Chemistry from the University of California, Berkeley.

Timothy Shannon - Chairman

Job Titles:
  • Chairman
  • Chairman of the Board
  • Chairman of the Nominating and Corporate Governance Committee
  • Member of the Audit Committee
  • General Partner at Canaan Partners
Timothy Shannon, M.D., is a General Partner at Canaan Partners where he focuses on early stage biopharmaceutical companies. He is chairman of the board of Arvinas and Spyryx Therapeutics and is a director at NextCure, Vivace, and CytomX (CTMX, IPO 2015). Prior successful companies include Civitas Theraputics (acquired by Acorda) and Novira Therapeutics (acquired by Johnson & Johnson). Dr. Shannon previously was president and chief executive officer of CuraGen, a publically traded biopharmaceutical company. CuraGen merged with Celldex Therapeutics in 2009 where Dr. Shannon served on the board. Prior to that he was senior vice president of global medical development for Bayer's Pharmaceutical Business Group. Dr. Shannon began his career as an assistant professor of pulmonary and critical care medicine at Yale University School of Medicine, received his M.D. from the University of Connecticut, and his B.A. from Amherst College.

Wendy Yarno

Job Titles:
  • Member of the Audit Committee
  • Member of the Compensation Committee
  • Director Former Executive Vice President and Chief Marketing Officer, Merck & Co
Ms. Yarno spent 26 years at Merck & Co. in commercial and human resource positions of increasing seniority, including most recently as Executive Vice President and Chief Marketing Officer. She previously served as General Manager, Cardiovascular / Metabolic U.S. Business Unit and as Executive Vice President, Worldwide Human Health Marketing. In these roles, Ms. Yarno developed deep expertise in pharmaceutical commercialization, including drug development, regulatory strategy, market development, global product strategy and product life-cycle management. Ms. Yarno currently serves on the board of directors of publicly traded life sciences companies Global Blood Therapeutics, Inovio Pharmaceuticals, Inc. and Tarsus Pharmaceuticals. She previously served on the board of directors of various other life science companies, including Alder Biopharmaceuticals, Durata Therapeutics, St. Jude Medical, Medivation and MyoKardia.

William R. Sellers

Job Titles:
  • Core Institute Member, Broad Institute, Dana - Farber Cancer Institute, and Harvard Medical School
Dr. Sellers is a Core Institute Member at the Broad Institute and faculty member of the Dana-Farber Cancer Institute and Harvard Medical School. From 2005-2016, Dr. Sellers directed cancer drug discovery and early cancer clinical development at the Novartis Institutes for BioMedical Research, during which the oncology research group brought more than 30 cancer therapeutics into first-in-man trials including therapeutics targeting the PI3K, CDK4, IDH, ABL, SMO, HER3, ALK, Wnt, PIM and Ras pathways among others. Along with Dr. Carl June, he co-chaired the CART collaboration with the University of Pennsylvania that brought CTL019 to a recent FDA approval. Prior to Novartis, Dr. Sellers was an Associate Professor of Medicine at the Dana-Farber Cancer Institute and Harvard Medical School and an Associate Member of the Broad Institute where he initiated large-scale projects which led to discovery of EGFR mutations in lung adenocarcinoma and the discovery of the oncogenic role of the MITF gene in melanoma. In addition, his work advanced the understanding of the molecular mechanisms of growth regulation of the PTEN tumor suppressor gene. Dr. Sellers was a member of the National Cancer Advisory Board from 2011 to 2016. Dr. Sellers received his B.S. from Georgetown University in 1982 and M.D. from the University of Massachusetts Medical School in 1986. He completed residency training in Internal Medicine at the University of California San Francisco in 1989 and trained in Medical Oncology at the Dana-Farber Cancer Institute.

Yujiro S. Hata - CEO, Chairman, President

Job Titles:
  • Chairman
  • Chief Executive Officer
  • Director
  • President
Director | Chief Executive Officer, IDEAYA Biosciences Yujiro is an entrepreneur with over 20 years of industry experience building companies that have delivered innovative therapies to patients. In June 2015, he launched IDEAYA Biosciences as its first employee, a founder and Chief Executive Officer and led the company's IPO in May 2019 (NASDAQ: IDYA). From 2015 to 2018, he served as an Executive-in-Residence at 5AM Ventures. From 2014 to August 2015, he served as Chief Operating Officer at Flexus Biosciences, which he led through its acquisition by Bristol-Myers Squibb in April 2015, and then served as Chief Operating Officer at FLX Bio (renamed RAPT Therapeutics, NASDAQ: RAPT), a spinout of Flexus Biosciences. From 2010 to 2014, including through the approvals of Kyprolis® and Stivarga® and its acquisition by Amgen in October 2013, he was Vice President, Corporate Development and Strategy at Onyx Pharmaceuticals (NASDAQ: ONXX), where he served as Head of Strategy and Strategic Asset Management, and Head of Transactions. From 2002 to 2010, Yujiro served as Vice President, Business Development, Senior Vice President, Business Development, and Chief Business Officer at Enanta Pharmaceuticals (NASDAQ: ENTA), which discovered the protease inhibitors contained in Viekira Pak and Mavyret™, both of which received Breakthrough Therapy designation and approval by the FDA. He earlier served in roles at McKinsey, ImClone and Columbia Medical School. Yujiro obtained his M.B.A. at the University of Pennsylvania where he was a Henry J. Kaiser recipient and was awarded 1st prize at the 2nd Annual Wharton Business Plan competition out of 226 business plans. He obtained his B.A. in chemistry at Colorado College, and did undergraduate studies in chemistry and biology at Oxford University. He served on the Board of Directors at Xencor (NASDAQ: XNCR) from 2015 to 2022, and currently serves on the Board of Directors at Enanta Pharmaceuticals (NASDAQ: ENTA) and as Board Member at the Moores Cancer Center at the University of California, San Diego.