About Seton Seton Board of Trustees

Sister Helen Brewer, DC

Sister Helen Brewer, DC, is Chair of the Seton Healthcare Family Board of Trustees and a member of the Daughters of Charity of St. Vincent de Paul, Province of St. Louise. Sister Helen has held leadership positions in her community and in the fields of education and health. She has been assigned to Seton since 1998. Before her position as Board Chair, she served as advocate for the Texas Children's Health Insurance Program and Medicaid.

Charles J. Barnett, FACHE

Charles J. Barnett, FACHE, is the President/Chief Executive Officer of the Seton Family of Hospitals in Austin, Texas, and serves as the Texas Ministry Market Leader for Ascension Health. In addition, Mr. Barnett shares accountability for strategic positioning and operational performance of the Health Ministries in his market, which include the Seton Family of Hospitals and Providence Healthcare Network in Waco, Texas.

Marie Crane, Ph.D.

Marie Crane, Ph.D., is President and CEO of M. Crane & Associates Inc., an Austin-based consulting firm with a 20-year history in business and brand strategy development, research and planning, and performance improvement. Previously she was a professor at the University of Texas at Austin, teaching and conducting research in the areas of Social Psychology and Survey Research Methods. She has served as a member or chair of more than a dozen Austin area community boards. She actively participates in regional and national boards of several other professional and charitable organizations.

Matthew Dowd

Matthew Dowd is a founding partner of ViaNovo, an international communications and brand positioning firm, and ABC News Political Contributor. He was a founding partner of Public Strategies, Inc. He served as chief strategist in re-election campaigns for Governor Arnold Schwarzenegger in 2006 and President George W. Bush in 2004. He is co-author of the New York Times bestseller Applebee's America: How Successful Political, Business and Religious Leaders Connect with the New American Community.

Leo R. Dunn

Leo R. Dunn retired as Executive Vice President from 3M's Austin operations in 2001. During his career, Mr. Dunn managed multiple global business units in electrical, telecommunications and industrial markets. He has served on numerous community service boards including the Capital Area United Way, Boys and Girls Club of Austin, Make a Wish Foundation of Central Texas, Greater Austin Chamber of Commerce and the advisory boards for U.T. Graduate School of Business and St. Edwards University MBA program. Mr. Dunn served on the Seton Family of Hospitals Board of Trustees from 2001 through 2009.

Pamela M. Giblin

Pamela M. Giblin heads the environmental department at Baker Botts, and her broad environmental experience includes virtually all aspects of environmental practice including international environmental issues. Ms. Giblin has served as General Counsel of the Texas Air Control Board and as a member of the Environmental Protection Agency's Federal Clean Air Act Advisory Committee.

Jack Gullahorn

Jack Gullahorn is a policy consultant for both the public and private sectors. He founded a professional association for registered lobbyists, for which he serves as President and General Counsel. He is a recognized leader on issues involving individual and corporate ethics, lobby and political compliance and a noted expert on government relations law. Previously, he served as head of the state public law and policy section of Akin Gump, a national law firm, and led the state governmental policy section at Public Strategies, Inc.

Martha B. King

Martha B. King is a certified public accountant. She is a former Executive Director in the audit practice of Ernst & Young, LLP, where she focused on the healthcare and insurance industries. She served on the leadership team of Ernst & Young's Southwest Area healthcare and biotech group. Ms. King is also a former Chief Financial Officer at The JI Companies, a benefits administration and risk management professional services firm. She is an ordained elder and involved in numerous lay ministries at Westlake Hills Presbyterian Church.

Nyle Maxwell

Nyle Maxwell served two terms as mayor of the City of Round Rock and is President/Chief Executive Officer of The Nyle Maxwell Family of Dealerships. He is a founding board member and Chair of the Greater Round Rock Community Foundation and serves on the boards of the Children's Medical Center Foundation of Central Texas and the Greater Williamson County YMCA. He is director of the Round Rock Chamber of Commerce and a member of Austin Area Research Organization (AARO).

Thomas S. McHorse, MD

A graduate of Baylor College of Medicine, Tom S. McHorse, MD, is board certified in gastroenterology and internal medicine, completing his internal medicine residency and gastroenterology fellowship at Vanderbilt University. He was in a small group practice for 35 years before joining Austin Regional Clinic as a gastroenterology consultant in 2009. He serves as medical director and volunteer physician at the Volunteer Healthcare Clinic. Dr. McHorse is a past president of Seton Medical Center Austin medical staff and the Travis County Medical Society. He is founding and current chair of the Travis County Medical Society Project Access. His extensive community service activities include United Way/Capital Area board, Mayor's Task Force on Indigent Care and Hospice Austin, for which he was founding chair of the Medical Advisory Committee. A longtime member of Tarrytown United Methodist Church, Dr. McHorse has held numerous leadership positions supporting the ministry's local and international outreach efforts.

John E. Mooney

John E. Mooney is President and CEO of SACHEM, Inc., a privately held, global chemical science company with operations in the United States, Holland, China and Japan. SACHEM develops products and services for the electronics, panel display, catalyst, carbohydrate, biotechnology, energy storage and other challenging, high technology markets. John also serves on the Board for the Seton Family of Hospitals, St Edward's University and Asuragen, a biotechnology company specializing in RNA based applications. John and his wife, Kay, have been involved in several charitable entity support efforts, especially those involved in Catholic education and care for the poor.

Sr. Phylis Peters, DC

Sr. Phylis Peters, DC, serves as Director of Proyecto Juan Diego at Cameron Park in Brownsville, Texas. Its' mission is to educate and empower low-income families to make healthy choices and become socially responsible members of society. She has her masters in nursing and enjoys serving those most in need because they teach her more than she could ever give them.

Allan Shivers, Jr.

Allan Shivers, Jr., is Founder and Chairman of the Seton Fund, the endowment arm of the Seton Family of Hospitals, and board member of TIRR/Memorial Hermann. He is a private investor.

Karen Teel, MD

Karen Teel, M.D. retired from practicing pediatric medicine in 2005. An award winning physician, she served as a leader in developing the pediatric specialty in Central Texas. She practiced medicine at Bergstrom Air Force Base and Brackenridge Hospital. Dr. Teel served as co-chairman of the steering committee to establish the Children's Hospital of Austin. She has also served on numerous boards related to pediatrics, including the Ronald McDonald House of Austin. Karen was named Physician of the Year at Brackenridge Hospital in 1982 and an honoree to the Central Texas Academic Hall of Fame in 2007. The Karen Teel Excellence Award is awarded annually to the outstanding senior pediatric resident at Dell Children's Medical Center.

Jimmy G. Treybig

Jimmy G. Treybig was the founder and CEO of Tandem Computers for 20-plus years. When he retired, Tandem was a multi-billion dollar corporation and today it is part of HP. Jimmy is a Venture Partner of New Enterprise Associates, one on the largest venture capital firms in the world. He serves on the boards of Heliovolt, Illumitex, Motion Computing, and NaturallyCurly.com.

F. Gary Valdez

F. Gary Valdez is founder, president and CEO of Focus Strategies Investment Banking. Mr. Valdez founded the company in 1999 after a 25-year commercial banking career. The company provides private equity advisory and investment services, serving middle market and later stage growth companies. Mr. Valdez serves as chairman of the board of managers for Ascension health Ventures. He serves as an advisory board member for Texas Capital Bank, and on the board of directors for Styx Capital and Current Solutions LLC. Named Austinite of the Year in 2004, he is an active city leader and serves on the boards of St. Edward's University, the Austin Are Research Organization, Seton Healthcare Network, PeopleFund, Texas Lutheran University Corporation, and Mueller Foundation.

Christopher M. Ziebell, MD, FACEP

Christopher M. Ziebell, MD, FACEP, is an Emergency Physician and serves as Emergency Department Medical Director at University Medical Center Brackenridge. In addition, Dr. Ziebell is a founding member in Emergency Service Partners, PLLC, which provides Emergency Department, ICU and other clinical staff for 23 hospitals. Most recently, Dr. Ziebell is a founding partner of Hospital Physicians in Clinical Research, PLLC, and serves as Executive Director of that organization.