Board of Trustees

List of 13 items.

• Henry Agbo '05

  (London, England)

  After graduating from the School in 2005, Henry went to Harvard, where he earned a degree in anthropology in 2009. He followed that with a year-long fellowship at the American University in Cairo in the Office of Communications and Marketing. Henry worked as a Global Sourcing Business Analyst at Target Corporation and currently works in London as the Inclusion & Diversity Community Advisor for Apple. Henry serves on the Board Governance Committee.

• Christine Bellon ‘83

  (Boston, MA)

  Christine has more than two decades of legal and leadership experience in the biotechnology and pharmaceutical industries. She currently serves as Chief Legal Officer at Beam Therapeutics, where she has guided the company through six years of growth and innovation in precision genetic medicine. Prior to Beam, Christine held senior legal roles at FORMA Therapeutics, Relay Therapeutics, Blueprint Medicines, and Hydra Biosciences, building expertise in corporate governance, intellectual property, and strategic transactions. She holds a BS in chemistry from Yale University, a PhD in organic chemistry from MIT, and a JD from Columbia Law School.

• Dr. Amanda Cashen P'23, P’25

  (St. Louis, MO)

  Amanda is a Professor of Medicine at Washington University School of Medicine in St. Louis, where she has served on the faculty since 2006. A graduate of Yale University and Washington University School of Medicine, she completed her residency in internal medicine and fellowship in hematology-oncology at Barnes-Jewish Hospital and Washington University. Board-certified in Internal Medicine and Medical Oncology, she has held numerous leadership roles at Washington University and Barnes-Jewish Hospital, including service as Executive Chair of the Institutional Review Board and Patient Safety Officer for the Section of Bone Marrow Transplantation/Leukemia. Recognized as an “Honored Woman in Oncology” by the Mildred Thimes Foundation for Pancreatic Cancer, she has been deeply involved in advancing patient safety, clinical research oversight, and survivorship care through committee leadership at the institutional and national level. Her two sons graduated from the School in 2023 and 2025 and are attending Yale University and Washington University in St. Louis. Amanda serves on the Advancement Committee.

• Tom Ellis '83

  (Chicago, IL)

  Tom graduated from the School in 1983, going on to earn a BS in Management from the University of Phoenix and a JD from the University of Illinois-Chicago School of Law. He is a trial lawyer with Nolan Law Group in Chicago, concentrating his practice on the representation of victims of aviation accidents, medical malpractice, and defective products. Tom has more than 15 years of experience serving on independent school boards, including ten years as the Chair of the Roycemore School Board of Trustees. During this time, he guided the Board through the acquisition and relocation of its campus, multiple Head of School searches, and long-term strategic planning. Tom is the Chair of the Board Membership Committee and the Vice-President of the Board.

• David German '04

  (Boston, MA)

  During David’s five years at TJ, he co-founded the all-school play and operated an unreliable dial-up ISP from the second floor of Main Building. His JV basketball career was almost as glorious as it was long. He went on to earn a BA in Computer Science and BS in Engineering from Swarthmore College, which led to a series of software engineering jobs in Cambridge, MA. He has been with Google since 2017 and is currently a Senior Staff Software Engineer working on Google Search.. Thanks to his TJ education, he uses all four sentence structures when writing his annual performance review. He lives in the Boston suburbs with his wife and daughter, who tolerate spontaneous fragments of memory work. David serves on the Finance Committee and is the Board Secretary.

  
  
  

• Chino Kim '85

  (St. Louis, MO)

  Chino grew up in a small mining town in southeast Missouri. He came to TJS in the eighth grade and as a five-day boarder, the experience of which made going off to college “a breeze.”  Chino founded the School's newspaper, The Declaration, which still makes him smile every time a new edition is printed. He attended Bowdoin College (BA in History '89) and Boston University (MBA '93). His professional experience is in Treasury Management and Shared Services. He has worked for pioneering global companies like Manufacturers Hanover Bank, Deloitte Consulting, Reuters, Limited Brands, and Peabody Energy. Chino joined the Board in 2020 and currently serves as  Treasurer and chairs two committees, Finance and Head Support and Evaluation.

• Erich Klotz '99

  (St. Louis, MO)

  Erich graduated from the School in 1999 and went on to study business at the University of Missouri-Columbia, where he ultimately earned a Master’s in Business Administration and Management. Erich has lived and worked all over the world, but he returned to his hometown of St. Louis to build his family. Erich has spent 20 years in portfolio/program/project management, business and strategic analysis, and software development encompassing a variety of industries. In 2020, he was honored as one of the St. Louis Business Journal’s 40 Under 40. Most recently, Erich has channeled his energy into entrepreneurial ventures that span real estate, meat processing, and basketball-skills development. Erich serves on the Buildings and Grounds Committee.

• Edward Marks '05

  (San Francisco, CA)

  After graduating in 2005, Edward attended Stanford, where he earned a BS in Mathematics and a BAH (Honors) in Economics. Building apps since the early days of the iPhone, he enjoyed a decade-long career as a designer, developer, and entrepreneur. He co-founded Inedible Software, whose apps reached more than 13 million downloads before the company was acquired, and later helped launch Twist, a location-sharing app that secured $6 million in venture funding. He has also founded and led startups, consulted as an independent developer, and worked with teams to bring new products from idea to launch. In the last eight years, however, he has dedicated himself to a successful career in art. Edward serves on the Finance Committee.

• Gregory Ponstingl '01

  (Bishop, CA)

  After graduating from the School in 2001, Greg earned a bachelor’s degree in media studies from Pomona College. Greg has worked in the entertainment industry for almost 20 years as a video editor, videographer, and motion graphics artist. Greg works at AV Squad, designing and animating motion graphics for Film and Television marketing campaigns. He serves on the Advancement Committee. Greg serves on the Advancement Committee.

• Lucinda Santiago P'22

  (Columbia, MO)

  A native of Seattle, Lucinda moved to St. Louis with her husband almost 20 years ago. Their older son graduated from TJ in 2022 and is now a senior at the University of Pennsylvania. A former public relations, public affairs, and marketing director for the Downtown Seattle Association, Lucinda has also worked in the non-profit sector, serving in development, advancement, and board structure. Lucinda and her husband now call Columbia, MO home. She chairs the Advancement Committee.

• Laurie Shornick, Ph.D. P'17

  (St. Louis, MO)

  Laurie is Professor and Chair of the Department of Biology at Saint Louis University, where she has been a member of the faculty since 2006. She has held a variety of leadership roles, including Chair of the Institutional Biosafety Committee, and has contributed extensively to academic governance and faculty development. Prior to joining SLU, she completed postdoctoral training at Washington University School of Medicine in St. Louis, where she studied respiratory viral infections. She teaches courses in virology and immunobiology and has directed research programs in viral immunology and immune responses in chronic disease. Her son graduated from the School in 2017 and went on to study at Bradley University; he is now a chemist with Purina in St. Louis. Laurie is the President of the Board.

• Artit "Art" Vibulakaopun '87

  (St. Louis, MO)

  Art Vibulakaopun was a member of the School’s first 7th-grade class and graduated in 1987. He earned a BA in Psychology from the University of Chicago in 1991. His professional experiences include Bio-Medical Research Assistant at University of Chicago Pritzker Medical School researching Parkinson’s and Alzheimer disease. He also has had a career in the golf industry as an assistant golf professional at various clubs in the St. Louis area. Since 2005, Art has been a realtor with Berkshire Hathaway Home Services Select Properties in the Greater St. Louis area. He chairs the Buildings and Grounds Committee.

  
  
  

• Irving Williamson '61

  (Washington DC)

  Irv served as Chairman of the United States International Trade Commission from 2006 until 2014 and has more than 40 years of experience in the international and trade-policy fields. Prior to his appointment, he was for seven years President of Williamson International Trade Strategies, Ind., a New York-based consulting firm that advised clients on legal, policy, and regulatory issues affecting international trade and business. Irv holds a BA in history from Brown University, an MA in international relations with an emphasis on African studies and international economics from the Johns Hopkins School of Advanced International Studies, and a JD from the George Washington University Law School. Irv is married to Cheryl A. Parham, has two children, Patrick and Elizabeth, and resides in Washington DC. He chairs the Diversity Committee.