Barry J. Simon, M.D.

Barry J. Simon, M.D., is a healthcare executive with more than 30 years of experience spanning the public and private sectors. He previously served on Viracta’s board from July 2017 to November 2020 and has been serving as Director and CCAO of Immunity Bio, Inc. since March 2021.  Prior to this, he served as President and Chief Administrative Officer of Nantkwest, Inc. since 2015 and as its President and CEO since 2007. Dr. Simon also serves on the boards of Cue BioPharma and Brink Biologics Inc. He has broad experience in public and private companies, having led private and public equity offerings, product and portfolio divestitures and acquisitions, strategic licensing and joint ventures, as well as commercial product launches, IND and BLA regulatory filings, human-enabling programs, and manufacturing, quality control and life cycle management projects. Previously, he held Vice President, senior level and advisory positions at F. Hoffmann-La Roche, Roche Labs, Connetics Corporation, Immunomedics, Immusol, HealthPro BioVentures, LLC, and NorthSound Capital, LLC.

In his prior roles, Dr. Simon worked across several therapeutic areas including oncology, virology, ophthalmology and dermatology on product launches including Xeloda®, Pegasys®, Fortovase®, Tamiflu®, Camptobell®, Boniva®, Fuzeon®, Valcyt®, and Accutane®. Dr. Simon attended corporate training programs by the London School of Business and the Amos Tuck School of Business at Dartmouth College. He received his M.D. from the SUNY Downstate Health Sciences Center in New York and trained clinically in infectious diseases, anesthesiology, and internal medicine at Albert Einstein College of Medicine, The Mount Sinai Medical Center and New York University, respectively.

Stephen Rubino, Ph.D., M.B.A.

Stephen Rubino, Ph.D., MBA has over 30 years of commercial and strategic development experience in the pharmaceutical and biotechnology industries. He is currently the Chief Business Officer at Celyad Oncology SA and sits on the Board of Sermonix Pharmaceuticals. Previously, he was the Chief Business & Strategy Officer at Omega Therapeutics and Global Head of Business Development and Licensing and New Product Marketing for the Cell and Gene Therapies business unit at Novartis Pharmaceuticals. At Novartis, Dr. Rubino led growth opportunities including evaluation, licensure, strategy and commercial development of products across a wide range of therapeutic areas. He received his Ph.D. in virology from Cornell University and an MBA from Baruch College.

Ivor Royston, M.D.

In addition to his roles and accomplishments as part of our Senior Management Team, Ivor was founding Managing Partner with Forward Ventures.

Gur Roshwalb, M.D.

Dr. Roshwalb has served as a member of the board of directors of Viracta since November 2020. He has been a Managing Director at aMoon since January 2019. Prior to joining aMoon, he was Chief Executive Officer and Director at several private and public biotech companies, including Akari Therapeutics Plc (NASDAQ: AKTX). Prior to his operational roles, Dr. Roshwalb was a Vice President at Venrock, where he was an investment professional on the healthcare team investing in both private and public companies. Dr. Roshwalb started his finance career at Piper Jaffray, where he worked as a vice president and equity analyst. Prior to Piper, Dr. Roshwalb was in private practice in New York following residency training in internal medicine at Mount Sinai Medical Center, where he served as Chief Resident. Dr. Roshwalb obtained his medical degree from Albert Einstein College of Medicine of Yeshiva University, his MBA from the NYU Stern School of Business and a B.A. from Columbia University.

Nicole Onetto, M.D.

Dr. Onetto has served as a member of the board of directors of Sunesis since September 2019. Dr. Onetto is a medical doctor and independent consultant in oncology, drug development, and translational research. She was Deputy Director and Chief Scientific Officer at the Ontario Institute for Cancer Research from 2009 to 2016. From 2005 to 2009 she was Chief Medical Officer at ZymoGenetics, a biotechnology company developing protein therapeutics. From 2002 to 2005, she served at OSI Pharmaceuticals, a biopharma company developing targeted cancer therapies, first as Executive Vice President Oncology, and then as Chief Medical Officer. Her career in the pharmaceutical industry also includes senior management positions at Bristol- Myers Squibb, Nexstar Pharmaceuticals, which was acquired by Gilead Sciences, and Immunex. Previously, she served for eleven years as a board member of ImmunoGen. Dr. Onetto earned her BS from the University of Paris, and an MS in Pharmacology from the University of Montréal. She obtained her MD and a Hematology-Oncology Certificate from the University of Paris.

Sam Murphy, Ph.D.

Dr. Murphy has served as a member of the board of directors of Viracta since January 2019. He has been a Vice President and Head of International Business Development for Shenzhen Salubris Pharmaceutical Co. Ltd. since 2017, and currently serves as Chief Executive Officer of its United States subsidiary, Salubris Biotherapeutics, Inc. Prior to joining Salubris, Dr. Murphy worked for ten years in strategy consulting and transaction advisory services across several global firms including IMS (now IQVIA) and Simon-Kucher & Partners. Dr. Murphy currently serves on the boards of GO Therapeutics, Inc. (chair) and MedAlliance S.A. Dr. Murphy earned a B.A. in Biochemistry, Ph.D. in Molecular Biology with a concentration in Virology and completed his Post-Doctoral Fellowship in Gene Therapy and Translational Medicine at the University of Pennsylvania.

Michael Huang, M.S., M.B.A.

Mr. Huang has served as a member of the board of directors of Viracta since 2019. He has been a managing partner at Taiwania Capital Management Company’s Life Science Fund since 2018. Prior to joining Taiwania, Mr. Huang was the Co-founder and Chief Executive Officer of NeuroVive Pharmaceutical Asia, Inc. (NVP Asia). Prior to NPV Asia, Mr. Huang had served as head of investor relations for TWi Pharmaceuticals, Inc., a specialty generics company in Taiwan. Mr. Huang currently serves on the board of directors of Frequency Therapeutics (NASDAQ: FREQ), Elixiron Therapeutics, Inc., Regenacy Pharmaceuticals, Inc., Fractyl Laboratories, Inc. and Point Robotics Medtech, Inc. Mr. Huang earned a M.S. degree in Chemistry from the University of Texas at Arlington and an MBA degree from Rice University’s Jones Graduate School of Business.

Thomas E. Darcy, CPA

Mr. Darcy previously was a cofounder and director of Tocagen Inc. from August 2007 until June 2020. Mr. Darcy also served as Tocagen Inc.’s Chief Financial Officer from August 2007 to February 2017 and as Tocagen’s Executive Vice President from August 2007 to May 2017. Prior to Tocagen, Mr. Darcy served for over five years as Executive Vice President and Chief Financial Officer of Science Applications International Corporation (“SAIC”), a Fortune 500 science and technology company. Mr. Darcy also served as a director and chairman of the audit committee of McAfee, Inc., a publicly-held technology company, for over three years until its sale to Intel Corporation in February 2011. Mr. Darcy also served as a director and audit committee member of Forte Biosciences, Inc. from June 2020 through May 2021 and currently serves as a director and chairman of the audit committee of Lytx, Inc., a privately-held technology company. Prior to SAIC, he was an audit Partner in the accounting firm of PricewaterhouseCoopers LLP, where he served as the Managing Partner of both the West and Southwest Region Audit and Business Advisory Service Technology practices, as well as the Managing Partner of the San Diego office. Mr. Darcy is a Certified Public Accountant (inactive) in the state of California and graduated from San Diego State University with a B.S. in Accounting.

Flavia Borellini, Ph.D.

Flavia Borellini, Ph.D., has more than 25 years of executive management experience in the pharmaceutical and biotechnology industry, with a particular focus on global development of targeted oncology drugs, from preclinical to commercial stage. She is the former Chief Executive Officer for Acerta Pharma, where she oversaw the successful development and approval of Calquence® (acalabrutinib), a selective Bruton’s tyrosine kinase (BTK) inhibitor, for the treatment of mantle cell lymphoma and chronic lymphocytic leukemia (CLL). During her career, Dr. Borellini has also held key senior level positions within AstraZeneca, most recently Global Franchise Head, Hematology, with responsibility for the hematology portfolio in the company’s oncology business unit. While at AstraZeneca, she led the global development, approval, and commercialization of Tagrisso® (osimertinib), a first-in-class epidermal growth factor receptor (EGFR) tyrosine kinase inhibitor for the treatment of non-small cell lung cancer (NSCLC) caused by the T790M mutation.

Prior to her tenure with AstraZeneca, Dr. Borellini spent nearly seven years at Genentech, a member of the Roche Group. During this time, she led the global development, approval and launch of Zelboraf® (vemurafenib), a first-in-class BRAF inhibitor for the treatment of melanoma caused by the V600E BRAF mutation. Dr. Borellini also served as the program leader for Herceptin® (trastuzumab), a targeted treatment for HER2 receptor positive cancers, including breast cancer, and Tarceva® (erlotinib), an EGFR tyrosine kinase inhibitor for the treatment of NSCLC and pancreatic cancer.

Dr. Borellini also serves on the Board of Directors of Kartos Therapeutics, Cantargia AP, and Revolution Medicines.

Jane F. Barlow, M.D., MPH, MBA

Jane F. Barlow, M.D., MPH, MBA, is currently the Chief Executive Officer of Jane Barlow & Associates, LLC and a Board Director for ContraFect Corporation. She is Executive Vice President and Chief Clinical Officer at Real Endpoints, a market access consultancy, Senior Advisor to MIT’s Center for Biomedical Innovation and serves on the biotech advisory board of Pictet Asset Management. Prior to her current roles, she was Associate Chief Medical Officer at CVS Health and Chief Medical Officer of CVS Health Government Services where she successfully implemented industry-leading clinical strategies supporting drug purchasing, distribution, and utilization management. Formerly, she served as Vice President of Clinical Innovation at Medco Health Solutions, leading the adoption of cutting-edge therapeutic programs through all aspects of pharmacy. Dr. Barlow has extensive experience in steering pharmaceutical development and commercialization by strategically weighing the value and economic impact that drug candidates bring to the healthcare ecosystem at large. Dr. Barlow previously served on the boards of Momenta Pharmaceuticals, Inc. (prior to and during its sale to Johnson and Johnson), TherapeuticsMD Inc., and SilverScript Insurance Company.

Dr. Barlow received her medical degree from Creighton University School of Medicine and subsequently completed her residency in occupational and environmental medicine at The Johns Hopkins University, where she also earned her MPH She is a distinguished graduate of the United States Air Force School of Aerospace Medicine and served as Chief of Flight Medicine at the Beale and Maxwell Air Force Bases. Additionally, she holds an MBA from the University of Alabama. She is board-certified in occupational medicine and a fellow of the American College of Occupational and Environmental Medicine and the American College of Preventive Medicine. She is a diplomat of the American College of Physician Executives and a member of the American Medical Association.