Management Team

Gen-Probe is proud to have assembled a world-class management team that is helping transform our collective vision for the future of DNA probe assays into a reality.

Executive Management Team Directors

Executive Management Team

Henry L. Nordhoff
Chairman and Chief Executive Officer
BA, (International Relations and Political Economy) Johns Hopkins University; MBA, Columbia University

Henry L. NordhoffMr. Nordhoff has served as a director of the Company since July 1994. Mr. Nordhoff joined the Company in July 1994 as Chief Executive Officer and President and was elected Chairman of the Board in September 2002. Prior to joining the Company, he was President and Chief Executive Officer of TargeTech, Inc., a gene therapy company that was merged into Immune Response Corporation. Prior to that, Mr. Nordhoff was at Pfizer, Inc. in senior positions in Brussels, Seoul, Tokyo and New York. He received a B.A. in international relations and political economy from Johns Hopkins University and an M.B.A. from Columbia University. Mr. Nordhoff is also a member of the board of directors of Mannkind Corporation.
Carl W. Hull
President and Chief Operating Officer
BA, (Political Science and International Relations) The Johns Hopkins University; MBA, University of Chicago

Paul GarganMr. Hull joined the Company in February 2007. Mr. Hull previously served as Vice President & General Manager of the SDS/Arrays Business Unit of Applied Biosystems, which develops and sells genomic research systems and reagents, from January 2005 to January 2007. Prior to joining Applied Biosystems, Mr. Hull held a number of positions with Applied Imaging Corp., which makes automated imaging and imaging analysis systems, most recently serving as its Chief Executive Officer from January 2001 to December 2004. Mr. Hull received a B.A. in political science and international relations from The Johns Hopkins University and an M.B.A. from the University of Chicago.

Lyle J. Arnold
Ph.D., Vice President, Research
BS, University of California at Los Angeles (Chemistry); PhD, University of California at San Diego (Chemistry/Biochemistry)

Lyle J. Arnold Dr. Arnold joined Gen-Probe most recently in September 2003 as Vice President, Research. Dr. Arnold also was associated with Gen-Probe from 1985 to 1989 as head of technology research. Previously, he held senior scientific and management positions at Molecular Biosystems, Genta, Synteni, Incyte Genomics, and Oasis Biosciences, where he was President and Chief Scientific Officer from October 2001 to September 2003. In addition, Dr. Arnold was a faculty member in the UCSD School of Medicine and a member of the UCSD Cancer Center. Dr. Arnold is an inventor or co-inventor on 36 issued U.S. patents and more than 140 issued and pending patents worldwide. In addition, he has authored more than 50 scientific publications. He received a B.S. in Chemistry from the University of California at Los Angeles and a Ph.D. in Chemistry/Biochemistry from the University of California at San Diego.
Robert B. Blake
Vice President, Instrument Systems
BS and MS in Electrical/Computer Engineering and Robots from Brown University

Lyle J. Arnold

Mr. Blake joined the Company in October 2006 as Vice President, Instrument Systems. Mr. Blake has over twenty years of experience in instrument development. Prior to joining the Company, Mr. Blake worked as a Director of System Development in the Diagnostics Division of Bayer Corporation, a subsidiary of Bayer AG, a global health care, nutrition and innovative materials company, from March 2003 until October 2006, contributing to the Centaur CP, Centaur XP and Versant 440 projects. Prior to his employment with Bayer, Mr. Blake worked from June 2002 to March 2003 as a consultant for NPE Systems, Inc., a life sciences company. From January 2001 until June 2002, Mr. Blake served as Vice President, Product Development & Manufacturing for Varacel Corporation. Mr. Blake received a B.S. and M.S. in Electrical/Computer Engineering and Robots from Brown University.

R. William Bowen
Senior Vice President, General Counsel & Secretary
BS, (Commerce) University of Virginia School of Commerce; JD, University of Virginia School of Law

R. William BowenMr. Bowen joined the Company in 1997 as Vice President, General Counsel and Assistant Secretary and was appointed Secretary in August 2002. Prior to joining the Company, he was a business litigation partner with the law firm of Luce, Forward, Hamilton & Scripps in San Diego, California. He received a B.S. in commerce and a J.D. from the University of Virginia.
Tammy J. Brach
Vice President, Program Management
BS, (Industrial Engineering) Texas A&M; MBA, Drake University

Diana De WaltMs. Brach joined the Company in September 2007. Ms. Brach previously served as Program Director of the Applied Markets Business Unit of Applied Biosystems, which develops and sells Forensic, Biosecurity, and Quality Food Safety Testing products from March 2005 to August 2007. Prior to joining Applied Biosystems, Ms. Brach was a Program Management Director for Fisher Diagnostics, managing alliance programs as well as supply chain from July 2003 to March 2005. Ms. Brach received a B.S. in Industrial Engineering from The Texas A&M and an M.B.A. from Drake University.
Diana De Walt
Senior Vice President, Human Resources

Diana De WaltMs. De Walt joined the Company in January 2005. Prior to joining the Company, Ms. De Walt founded The HR Company in 1993 and served as its President and Principal Consultant providing professional human resources services to over 85 companies in a wide variety of industries. From 1988 to 1993, Ms. De Walt worked at Mitek Systems, Inc. as Director, Human Resources and subsequently Vice President, Human Resources. From 1987 to 1988, Ms. De Walt was Vice President, Human Resources of Imperial Savings Real Estate Lending Group. From 1984 to 1987, Ms. De Walt was Manager, Human Resources of Security Pacific Business Credit and Vice President, Human Resources of Security Pacific Business Finance. Ms. De Walt received an A.A. in liberal arts from St. Cloud State University and holds a Senior Professional In Resource Management certification.
Fritz L. Eibel
Vice President, Marketing
BA in biology and chemistry from Indiana University and an MBA from the University of Indianapolis.

Diana De Walt

Mr. Eibel joined the Company in April 2007 as Vice President, Marketing. Prior to joining the Company, Mr. Eibel held various positions with Roche Molecular Diagnostics, including serving as Industrial Business Head, Business Development Group from August 2006 to April 2007, as Vice President, Genomics & Oncology, Global Product Marketing from January 2005 to July 2006, as Vice President, Corporate Accounts from November 2002 to December 2004 and as Area Service Director from April 2001 to October 2002. He received a B.A. in biology and chemistry from Indiana University and an M.B.A. from the University of Indianapolis.
Jorgine Ellerbrock
Sr. Vice President, Operations
BS, (Microbiology) San Diego State University; MBA, San Diego State University

Diana De Walt

Ms. Ellerbrock joined the Company in November 2007. She previously served as Vice President, Operations at Invitrogen Corporation from August 2004 to November 2007, most recently for the Molecular Biology Business. Prior to joining Invitrogen, she held positions of increasing responsibility with GE Healthcare Bio-Sciences (formerly Amersham Biosciences). She served as Vice President, Operations from 2002 to 2004, and Vice President, Genomics Product Management, in 2002. Before joining Amersham in 1998, Ms. Ellerbrock was employed by Roche Molecular Systems and Gen-Probe. Ms. Ellerbrock received a B.S. in Microbiology and an M.B.A., both from San Diego State University.
Paul Gargan
Ph.D., Vice President, Business Development
BS, (Chemistry) Queens University; Ph.D., (Biochemistry) Queens University; MBA, University of Notre Dame

Paul GarganDr. Gargan joined the Company as Vice President, Business Development and Planning in 1997 and in July 2002 was named Vice President — Business Development. He was previously President and Chief Scientific Officer at American Biogenetic Sciences. Dr. Gargan’s twenty years of experience in the biotechnology industry include five years in research and development and fifteen years in general management specializing in technology, licensing, strategic partnerships and alliance management. He received a B.S. in chemistry and a Ph.D. in biochemistry from Queens University and an M.B.A. from the University of Notre Dame.
Cristina Giachetti
Ph.D., Vice President, Development
Ph.D., (Biochemistry) University of Buenos Aires

Paul GarganDr. Giachetti joined the Company in 1995 to lead the technical team that developed the first FDA licensed blood-screening test for simultaneous detection of HIV-1 and HCV nucleic acids. From then she went on to hold positions of increased responsibility in the area of Blood Screening Products and her work directly contributed to the National Medal for Technology that Gen-Probe received in 2006. After her promotion to Senior Director, Product Development in 2004, her responsibilities extended to the area of Diagnostics. Prior to joining Gen-Probe, Dr. Giachetti worked as staff scientist at Genta and prior to that she performed basic research in virology, molecular virology and rapid viral evolution at UCSD and UCI. Dr. Giachetti has authored over 40 peer review publications and has made multiple presentations at national and international scientific meetings. She received her degrees in Clinical Analysis and Biochemistry from the School of Pharmacy and Biochemistry of the University of Buenos Aires and a Ph.D. in Biochemistry from the same University. She completed postdoctoral training at the University of California, San Diego, Department of Biology and at the University of California, Irvine, Department of Microbiology and Molecular Genetics.
Brian B. Hansen
Vice President, North American Sales
BS, (Business Administration) University of Missouri, Columbia, MO; MBA, San Diego State University, San Diego, CA

Diana De WaltMr. Hansen joined Gen-Probe in December 2005 as Sr. Director, Domestic Sales.  Prior to Gen-Probe, Mr. Hansen was with Fisher Scientific as Vice President of Sales for the Healthcare Division from June 2004 to December 2005 and the Diagnostic Division from August 2003 to June 2004.  From October 2001 to August 2003, Mr. Hansen was with PSS World Medical, a distributor of physician office supplies, as Vice President of Sales.  From June 1999 to July 2001, Mr. Hansen was Director of Sales for Avocet Medical, a life sciences company.  He has also held sales and marketing positions at Spacelabs-Burdick and Quidel.  Mr. Hansen received his BSBA from The University of Missouri in 1989 and his MBA from San Diego State University in 1992.
Daniel L. Kacian
Ph.D., M.D., Executive Vice President and Chief Scientist
BA, (Mathematics) Western Reserve University; MS, (Microbiology) and Ph.D. (Molecular Genetics) University of Illinois; MD, University of Miami

Daniel L. KacianDr. Kacian joined the Company in 1985 as Director of Medical and Scientific Affairs and until 1992 was primarily responsible for directing Research & Development and Regulatory Affairs. Dr. Kacian held various management positions with the Company and, in 2002, was promoted to Executive Vice President and Chief Scientist. From 1980 to 1985, Dr. Kacian was on the faculty of the Department of Pathology and Laboratory Medicine at the University of Pennsylvania and was Director of Clinical Microbiology at the Hospital of the University of Pennsylvania. He received an M.D. in 1978 from the University of Miami and did his internship and residency in laboratory medicine at Washington University and Barnes Hospital in St. Louis. Prior to attending medical school, Dr. Kacian received a B.A. in mathematics from Western Reserve University and an M.S. in microbiology and Ph.D. in molecular genetics from the University of Illinois and served on the faculty of the Department of Human Genetics and Development at Columbia University.
Stephen J. Kondor
Senior Vice President, Sales & Marketing
BS, (Business Administration) Moravian College, Bethlehem, Pa.

Daniel L. KacianMr. Kondor joined the Company in July 2005 as Vice President, Sales and Marketing. Mr. Kondor previously served as Vice President/General Manager — Genetic Analysis Business of Applied Biosystems (APPLERA), a life sciences company, from November 2004 to June 2005. From January 2003 to November 2004, Mr. Kondor served as Vice President and General Manager of Fisher Scientific, a life sciences company. From August 2001 to January 2003, Mr. Kondor served as Senior Vice President and General Manager of IGEN International, a biotechnology diagnostics company. From August 2000 to January 2001, Mr. Kondor served as Vice President, Worldwide Marketing & Sales of Avocet Medical Inc., a life sciences company. Prior to those positions, Mr. Kondor also held positions at Becton Dickinson Company, Biometric Imaging, Inc., the Diagnostics Division of Abbott Laboratories, and B. Braun Medical. Mr. Kondor received his B.S. in Business Administration from Moravian College in 1981.
Herm Rosenman
Senior Vice President, Finance and Chief Financial Officer
BBA, (Finance and Accounting) Pace College (now Pace University); MBA (Finance) The Wharton School of the University of Pennsylvania; CPA

Herm RosenmanMr. Rosenman joined the Company as Chief Financial Officer in June 2001. Prior to joining the Company, he was President and Chief Executive Officer of Ultra Acquisition Corp., a retail chain and consumer products manufacturer, from 1997 to 2000. He was President and Chief Executive Officer of RadNet Management, Inc., a large healthcare provider, from 1994 to 1997, and prior to that was Chief Financial Officer for Rexene Corp., a Fortune 1000 company in the petrochemicals industry. Mr. Rosenman was previously a partner at Coopers & Lybrand (now PricewaterhouseCoopers LLP) where he served numerous Fortune 1000 clients, principally in the pharmaceuticals and telecommunications industries. He received a B.B.A. in finance and accounting from Pace University and an M.B.A. in finance from the Wharton School of the University of Pennsylvania. Mr. Rosenman serves on the Board of Directors of Infinity Pharmaceuticals, a drug discovery and development company, where he serves as Chairman of the Audit Committee. Mr. Rosenman also serves on the Board of Directors of ARYx Therapeutics, a private drug discovery and development company, where he serves as Chairman of the Audit Committee and as a member of the Corporate Governance Committee.

Christina Yang
Senior Vice President, Clinical, Regulatory & Quality
BS, (Biology) National Taiwan Normal University; Ph.D., (Zoology) Iowa State University

Don TarteDr. Yang joined the Company in April 2007 as Vice President, Clinical, Regulatory and Quality. Dr. Yang brings over fifteen years experience in regulatory and clinical affairs, quality assurance and quality control. Most recently, Dr. Yang served as Vice President, Quality and Regulatory Affairs of Focus Diagnostics, owned by Quest Diagnostics, consisting of laboratory services, clinical trial and IVD production units with focus on infectious disease.  Immediately prior, Dr. Yang held a variety of management positions in R&D, quality systems, diagnostic operations, and technical manufacturing. From 1987 to 1995, Dr. Yang served in quality control, biochemistry and allergy, and organic chemistry management positions at Diagnostic Products Corporation in Los Angeles.  She has a B.S. in Biology from National Taiwan Normal University, Taipei, Taiwan and a Ph.D in Zoology from Iowa State University, Iowa. Dr. Yang is a Regulatory Affairs Certified (RAC), ISO9000 certified lead auditor as well as a Certified Quality Auditor (CQA). 

Directors

John W. Brown

Mr. Brown is chairman of the board of Stryker Corporation, a worldwide leader in orthopedic medical devices. Mr. Brown has served as chairman of the board of Stryker since 1981. He was president and chief executive officer of the company from 1977 to 2003, and chief executive officer from 2003 to 2004. He is also a director of St. Jude Medical, Inc., the Advanced Medical Technology Association, and the American Business Conference, an association of mid-size growth companies.

Raymond V. Dittamore

Mr. Dittamore has served as a director of the Company since August 2002. Mr. Dittamore is a retired audit partner of the international accounting firm of Ernst & Young LLP. Mr. Dittamore retired from Ernst & Young in 2001 after 35 years of service with the firm, including 14 years as the managing partner of the firm’s San Diego office. His practice in San Diego focused on companies in the life sciences industry, and he was a collaborative editor for Ernst & Young’s annual biotechnology report. Mr. Dittamore is a member of the board of directors of Invitrogen Corporation, Qualcomm Incorporated, and Digirad Corporation. Mr. Dittamore received a B.S. in accounting from San Diego State University.
Armin M. Kessler

Dr. Kessler served as chief operating officer of Hoffman-La Roche in Basel, Switzerland from 1990 to 1995. Prior to being appointed chief operating officer, Dr. Kessler held several senior positions at Hoffman-La Roche, including head of the diagnostics and pharmaceutical divisions of the organization. Earlier positions in his career included director of pharmaceutical marketing worldwide for Sandoz (now Novartis) and president of Sandoz KK in Tokyo. Dr. Kessler currently serves on the board of Neotherapeutics and The Medicines Company, and has served on the boards of both Syntex Chemicals and Genentech. Dr. Kessler received a degree in Physics and Chemistry from Pretoria University in South Africa, a degree in chemical engineering from the University of Cape Town, South Africa and his juris doctorate from Seton Hall University.
John C. Martin, Ph.D.

Dr. Martin joined Gilead Sciences in 1990 and has served as Chairman and Chief Executive Officer since 1996. Prior to joining Gilead, Dr. Martin held several leadership positions in the antiviral chemistry division at Bristol-Myers Squibb and served for six years with Syntex Corporation, from 1978 until 1984.  Dr. Martin is a member of the Presidential Advisory Council on HIV/AIDS and the Board of Directors of the California Healthcare Institute. He also serves on the Centers for Disease Control/Health Resources and Services Administration's Advisory Committee on HIV and STD Prevention and Treatment and is a member of the Board of Trustees at the University of Chicago.  Dr. Martin holds a PhD in organic chemistry from the University of Chicago and an MBA in marketing from Golden Gate University.

Henry L. Nordhoff

Mr. Nordhoff joined Gen-Probe in July 1994 as President and Chief Executive Officer and has served in that position continuously. Prior to joining us, he was President and Chief Executive Officer of TargeTech, Inc., a gene therapy company that was merged into the Immune Response Corporation. Most of Mr. Nordhoff's career was spent at Pfizer, Inc. in senior positions in Brussels, Seoul, Tokyo and New York. He received a B.A. in international relations and political economy from Johns Hopkins University and an M.B.A. from Columbia University.
Phillip M. Schneider

Mr. Schneider has served as a director of the Company since November 2002. Mr. Schneider is the former Chief Financial Officer of IDEC Pharmaceuticals Corporation. During his 15-year tenure at IDEC, he served as Senior Vice President and Chief Financial Officer where he played an integral role in the company’s growth. Prior to his association with IDEC, Mr. Schneider held various management positions at Syntex Pharmaceuticals Corporation and was previously with KPMG, LLP. Mr. Schneider is a member of the board of directors of CancerVax Corporation and Targegen, Inc. Mr. Schneider holds an M.B.A. from the University of Southern California and a B.S. in biochemistry from the University of California at Davis.
Lucy Shapiro, Ph.D.

Dr. Shapiro is the Virginia and D.K. Ludwig professor of cancer research, associate chair of the department of Developmental Biology, and director of the Beckman Center for Molecular and Genetic Medicine at Stanford University’s School of Medicine.  She is a senior fellow at the Institute for International Studies at Stanford and a fellow of the American Association for the Advancement of Sciences. Dr. Shapiro is a co-founder and director of Anacor Pharmaceuticals and co-chair of the company’s scientific advisory board.  She has been elected to the National Academy of Sciences, the American Academy of Microbiology, the American Academy of Arts and Sciences, and the Institute of Medicine of the National Academy of Sciences.  She received the Selman Waksman Award from the National Academy of Sciences in 2005.  She received a B.A. from Brooklyn College and a Ph.D. in Molecular Biology from the Albert Einstein College of Medicine.
The Honorable Abraham D. Sofaer

Mr. Sofaer has served as a director of the Company since August 2002. Since 1994, Mr. Sofaer has been the George P. Shultz Distinguished Scholar and Senior Fellow, The Hoover Institution, Stanford University. He previously served as a United States District Judge for the Southern District of New York, as the senior Legal Adviser for the United States Department of State, as a Professor at Columbia University School of Law, and as a partner in the New York law firm of Hughes, Hubbard & Reed. Mr. Sofaer is a member of the board of directors of NTI, Inc. and Rambus, Inc. He received a B.A. in history from Yeshiva College and an L.L.B. from New York University School of Law.





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