Vice Presidents

Amanda Billings

Vice President for Development

Amanda Billings

Amanda Billings was named Vice President for Development in November 2014. She leads UT Southwestern Medical Center’s philanthropic strategies, which allow the Medical Center to continue to conduct world-class research, educate tomorrow’s health care leaders, and deliver quality patient care. Previously, Ms. Billings was Interim Vice President for Development and Director of Development Communications at UT Southwestern, where she was highly involved in the Building the Future of Medicine campaign to support the construction of William P. Clements Jr. University Hospital. Before joining UT Southwestern in 2010, Ms. Billings spent 13 years leading communication and marketing efforts for the American Red Cross, both regionally and nationally. She holds a bachelor’s degree in political science from Austin College in Sherman, Texas, and has done graduate work in English literature at the University of North Texas.


Cheyenne Currall, Ph.D.

Vice President and Executive Advisor for Global Advancement

Cheyenne Currall, Ph.D.

Cheyenne Currall, Ph.D., an international business development executive, joined UT Southwestern Medical Center in September 2017 as Vice President and Executive Advisor for Global Advancement. She develops strategic partnerships with health care organizations, educational and research institutions, investors, and philanthropic individuals and foundations globally and works to position UT Southwestern as a foremost destination for health care services and innovations and medical research. Dr. Currall has nearly 30 years of international development, fundraising, management consulting, and senior-level executive experience across the United States, Asia, and Europe in health care, pharmaceuticals, consumer products, financial services, higher education, and professional services. She holds a Ph.D. and a Master of Science degree in global business strategy and organizational behaviors – both from Cornell University – and a Bachelor of Arts degree in English from Liaoning University in China. She is certified by both Harvard Law School and Harvard Kennedy School of Government as an international business mediator.


Will Daniel, M.D.

Vice President and Chief Quality Officer

Will Daniel, M.D.

Holder of the:

  • William T. Solomon Professorship in Clinical Quality Improvement at UT Southwestern Medical Center

Will Daniel, M.D., a leader in driving clinical improvement, quality measures, and measureable outcomes, as well as positive transformational changes, was named Vice President and Chief Quality Officer in November 2016. Most recently, Dr. Daniel was Vice President and Chief Quality Officer for Saint Luke’s Health System in Kansas City, Missouri, a 10-hospital system that has won national recognition for quality. He received his undergraduate degree from Princeton University, then earned his M.D. at UT Southwestern Medical School in 1990. After completing his residency at Washington University/Barnes Hospital in St. Louis, he returned to UT Southwestern for a cardiology fellowship. He also completed an advanced cardiovascular interventional fellowship at Saint Luke’s Mid America Heart Institute. Dr. Daniel served as a Clinical Professor of Medicine at the University of Missouri in Kansas City and as the Medical Director for Quality for the Mid America Heart Institute.


Ruben E. Esquivel

Vice President for Community and Corporate Relations

Ruben E. Esquivel

Vice President for Community and Corporate Relations of UT Southwestern Medical Center since 1995, Ruben E. Esquivel began his career as an assembler with AVO International Inc. While working, he attended college at night to earn a degree in electrical engineering from the New Jersey Institute of Technology. His work at AVO culminated in being named President and CEO of the company in 1985 and Vice Chairman in 1994. Mr. Esquivel currently serves on the Board of Directors of Atmos Energy Corp. and is a member of the North Texas District Export Council. He also serves on many local boards, including the Dallas-Fort Worth Hospital Council Foundation, Dallas County Community College District Foundation, Dallas Zoological Society, State Fair of Texas, Stemmons Corridor Business Association, Trinity Commons Foundation, and the YMCA of Metropolitan Dallas.


Frank Grassler, J.D.

Vice President for Technology Development

Frank Grassler

Frank Grassler, J.D., joined UT Southwestern Medical Center as Vice President for Technology Development in December 2012. With more than three decades of professional, commercialization, and intellectual property experience in the biopharmaceutical industry, he leads the Medical Center’s efforts to promote the commercial development of faculty discoveries that ultimately benefit patients. Mr. Grassler came to UT Southwestern after consulting at Genentech Inc., a leading biotechnology firm. From 2008 to 2011, he served as Vice President for Intellectual Property at Gilead Sciences, a biopharmaceutical company. Also, he spent 12 years as Vice President of U.S. Intellectual Property for GlaxoSmithKline, a global health care company. Early in his career, he was in private practice as an attorney and worked in patent law for Merck and Co. Inc., as well as G.D. Searle and Co. Mr. Grassler has degrees in pharmacy and law from the University of Colorado and did additional coursework in mechanical engineering, materials science, and immunology at the University of Colorado, Denver.


Juan M. Guerra Jr., MBA

Vice President for Facilities Management

Juan M. Guerra, Jr.

Juan M. Guerra Jr., MBA, joined UT Southwestern Medical Center in February 2016 as Vice President for Facilities Management. He oversees facilities planning, design, construction, repairs, maintenance and operations for the multicampus Medical Center, consisting of 12.7 million square feet. He has more than 30 years of experience in facilities management, both in operations and capital programs. Prior to joining UT Southwestern, Mr. Guerra served as Associate Vice President for Facilities at Texas State University for seven years and was responsible for a portfolio of 8 million square feet of campus facilities, 250 buildings, and more than $1.3 billion in capital improvements. He spent 20 years in the Civil Engineer Corps and served in the U.S. Navy from 1983 to 2003, overseeing maintenance and operations on military installations. A Registered Professional Engineer in Texas and California, he is a member of numerous state and national professional associations. He holds a bachelor’s degree in engineering from Stanford University and two master’s degrees – in civil engineering from the University of California, Berkeley, and in business from Webster University.


Suresh Gunasekaran, MBA

Vice President for Health System Operations

Suresh Gunasekaran, M.B.A.

As Vice President and Chief of Operations for the UT Southwestern Health System, Suresh Gunasekaran, MBA, leads the administrative and operational functions of the physician practice and shared services of the Health System, including strategic planning, revenue cycle, and accountable care organization services. Mr. Gunasekaran also is Senior Executive Officer for the Population Health Services Co. of Southwestern Health Resources, which ensures the Southwestern Health physician network and hospital network have the support services necessary to ensure the highest level outcomes for patients across the care continuum while simultaneously using health care resources efficiently. He previously led the information technology function of the Health System, which has been nationally recognized multiple times as Most Wired and most recently recognized as a HIMSS Analytics Stage 7 for both hospitals and clinics. Mr. Gunasekaran began his career in clinic and revenue cycle operations at Vanderbilt University Children’s Hospital in Nashville, Tennessee. He holds a Master of Business Administration from Southern Methodist University.


Angelica Marin Hill, MBA

Vice President for Government Affairs and Policy

Angelica Marin Hill

Angelica Marin Hill became Vice President for Government Affairs and Policy in March 2014. Focusing on analytical approaches to legislative issues and strategic communications, her office is responsible for state and federal appropriations that are crucial to UT Southwestern Medical Center’s advancement as a world-class research institution. Previously, Ms. Hill was Assistant Vice President for Legislative Budget and Policy at UT Southwestern, where for seven years she was involved in government relations, strategic planning, and legislative analysis. From 2001 to 2004, she served as a senior analyst for the Texas Senate Finance Committee, overseeing appropriations for higher education and health and human services agencies, among others, accounting for more than 70 percent of a $117 billion state budget. She has also worked in private industry, focusing on state and federal policy in health insurance reform. Ms. Hill has an undergraduate degree in history from Harvard University and a Master of Business Administration from the University of Texas McCombs School of Business.


Leah A. Hurley, J.D.

Vice President for Legal Affairs

As Vice President for Legal Affairs, Leah A. Hurley, J.D., is responsible for administration and coordination of legal services at UT Southwestern Medical Center on a diverse range of legal issues, such as hospital and physician practice; employment; contracts; public information; animal and human research; medical malpractice and torts; faculty, resident, and student issues; bankruptcy; purchasing; estate; tax; document retention; collection; insurance; and workers’ compensation. She also provides interpretation of University and UT System rules, regulations, policies, and procedures, as well as monitors claims and litigation. Ms. Hurley joined the UT Southwestern Administration in 1991 and was named to her present role in 2001. She earned her Juris Doctor from Southern Methodist University, her M.A. in hearing and speech science from Vanderbilt University, and her undergraduate degree in communicative disorders from the University of Mississippi.


Robin M. Jacoby, Ph.D.

Vice President and Chief of Staff

Robin M. Jacoby, Ph.D.

Robin M. Jacoby, Ph.D., serves as a key advisor to and personal representative of UT Southwestern Medical Center President Daniel K. Podolsky, M.D., collaborating with senior leadership and working with faculty and staff to execute key components of strategic priorities for UT Southwestern. Dr. Jacoby brings an extensive background in higher education and health care administration. She was a faculty member and then Assistant to the President at the University of Michigan for many years before moving to Boston to be Vice President of Harvard University’s Radcliffe College. Prior to coming to UT Southwestern, she served for 12 years as Chief of Staff for the Chief Executive Officer of Partners HealthCare System, whose founding academic medical centers are teaching hospitals for Harvard Medical School. Dr. Jacoby holds doctoral and master’s degrees in history from Harvard University and an undergraduate degree from the University of California, Riverside.


Marc E. Milstein, MBA

Vice President for Information Resources, and Chief Information Officer

Marc Milstein

Marc E. Milstein, MBA, a seasoned technology executive, joined UT Southwestern Medical Center as Vice President for Information Resources and Chief Information Officer in August 2017. He oversees the University’s academic, health system, and administrative information resources and all central infrastructure, systems, and client services operations. He also works with the clinical, academic, research, and administrative leadership teams to oversee the design, implementation, and support of the University’s information technology strategic planning initiatives and projects. From 2013 until joining UTSW, Mr. Milstein was Associate Vice Chancellor and Chief Information Officer for the UT System. Prior to that, he was Vice President for Information Technology and CIO for Yeshiva University/Albert Einstein College of Medicine in New York. He also has held CIO positions with Continuum Health Partners, University of Missouri Health Care, and the Cambridge Health Alliance. For 10 years, he was Vice President of Information Services at Children’s Medical Center Dallas. Mr. Milstein holds a Master of Business Administration in systems management from Baldwin-Wallace College, now known as Baldwin Wallace University, in Ohio, and a Bachelor of Science degree from Case Western Reserve University in Cleveland, Ohio.


Mack Mitchell, M.D.

Vice President for Medical Affairs and Professor, Department of Internal Medicine

Mack Mitchell, M.D., M.B.A.

Holder of the:

  • Nancy S. and Jeremy L. Halbreich Professorship in Gastroenterology

Mack Mitchell, M.D., a Professor of Internal Medicine, is the UT Southwestern Vice President for Medical Affairs. He is also the Chief Medical Officer for the Southwestern Health Resources Physician Network. Dr. Mitchell’s clinical expertise is in gastroenterology and liver diseases, and his research has been focused on alcoholism. He earned his medical degree from Johns Hopkins University School of Medicine, where he was elected to Alpha Omega Alpha, and he has been listed repeatedly as one of D Magazine’s Best Doctors in Dallas. Before coming to UT Southwestern, Dr. Mitchell was the Chief of Gastroenterology and the Medical Director of Ambulatory Services at Johns Hopkins Bayview Medical Center; the Chairman of Internal Medicine at Greater Baltimore Medical Center; and the Chairman of Medicine at Carolinas Medical Center in Charlotte, North Carolina. He is currently President of ABMRF/The Foundation for Alcohol Research, and was recently honored with the Seixas Award for Distinguished Service by the Research Society on Alcoholism.


John Douglas Rutherford, M.D.

Vice President for Clinical Operations and Professor, Department of Internal Medicine

John Douglas Rutherford, M.D.

Holder of the:

  • Jonsson-Rogers Chair in Cardiology

John Douglas Rutherford, M.D., serves as Vice President for Clinical Operations at UT Southwestern Medical Center and holds a Chair in Cardiology. He joined the UT Southwestern faculty as Professor of Medicine in 1993 and received the Distinguished Physician Award in recognition of outstanding individual contributions to Parkland Memorial Hospital in 1995 and the Gifted Educator Award from the American College of Cardiology in 2011. Dr. Rutherford, who earned his medical degree from the University of Otago in his native New Zealand, was the recipient of a traveling research fellowship from the New Zealand National Heart Foundation and was a Research Fellow in Medicine at Harvard Medical School. Dr. Rutherford was recruited to the Harvard faculty in 1978 as a cardiologist and later was appointed co-director of the Samuel A. Levine Cardiac Unit at Brigham and Women’s Hospital in Boston.


Michael Serber, MBA

Vice President for Financial Affairs

Michael Serber

Michael Serber, MBA, has been with UT Southwestern Medical Center since 2003. As Vice President for Financial Affairs, Mr. Serber is responsible for oversight of all financial activity at UT Southwestern and directs seven financial and operational departments across campus: Accounting and Fiscal Services, Budget and Resource Planning, Supply Chain Management, Sponsored Programs Administration, Auxiliary Enterprises, and Real Estate Services, and Southwestern Heath Resources Finance. Additionally, in 2016, Mr. Serber was named Treasurer for all Southwestern Health Resources legal entities. Prior to joining UT Southwestern, he was the manager of the Capital Planning Group at American Airlines. Mr. Serber received his Master of Business Administration from the Fuqua School of Business at Duke University in 1999 and a Bachelor of Science from Cornell University in New York in 1994.


Kimberly Siniscalchi

Vice President for Strategic Initiatives, and UTSW Chief Integration Officer, Southwestern Health Resources

Kimberly Siniscalchi

Kimberly A. Siniscalchi, former Assistant Surgeon General of the U.S. Air Force, was named Chief Integration Officer for UT Southwestern Medical Center’s collaboration with Texas Health Resources in March 2016. She directs the implementation of the Southwestern Health Resources network. Mrs. Siniscalchi joined UT Southwestern in January 2015 as Vice President for Strategic Initiatives. She worked with senior leaders to advance organizational strategic goals such as new service line development, organizational partnerships, and other efforts that support the Medical Center’s mission. As an Air Force Assistant Surgeon General in Washington, D.C., she led personnel policy, programs, staffing requirements, and education and training for 45,000 military and civilian personnel, and also directed Air Force Nursing – 19,000 active duty, reserve, and Air National Guard nursing personnel, supporting 2.6 million beneficiaries globally. Mrs. Siniscalchi received a bachelor’s degree in nursing at Duquesne University and a master’s degree in nursing at the University of Nebraska Medical Center. She is a Fellow of the American Academy of Nursing.


Cameron W. Slocum, MBA

Vice President and Chief Operating Officer for Academic Affairs

Cameron W. Slocum, M.B.A.

As Vice President and Chief Operating Officer for Academic Affairs, Cameron W. Slocum, MBA, focuses on administrative, strategic, and financial functions to support UT Southwestern’s academic missions. His reporting relationships to the leadership of Academic, Health System, and Business Affairs allow him to improve day-to-day operating activities. He joined UT Southwestern Medical Center in September 2014. Previously, Mr. Slocum held the position of Vice President and Chief Operating Officer for the University of Texas Medical Branch Schools of Medicine, Nursing, and Health Professions, and the Graduate School, and also worked as Executive Director of the Faculty Group Practice Plan during his 16-year tenure with UTMB. He is the author of “UTMB: From Disaster Planning to Long-Term Recovery,” which appeared in the Domestic Preparedness Journal. In 2012, Mr. Slocum was honored by the Houston Business Journal with a “40 under 40” award, which recognizes the top 40 young professionals in the Houston region. He is an active leader in the Association of American Medical Colleges’ Group on Business Affairs and served as National Chair in 2014 and 2015. Mr. Slocum earned a bachelor’s degree in finance from Texas A&M University and a Master of Business Administration from the University of Houston – Clear Lake.