Board of Trustees

Christopher W. Daniels '05, President
Abby Mrozinski '98, Vice President
Geordie Hayward '04, Treasurer
Bonnie Wu, Secretary

David Ley Hamilton
Caroline Tatnall Ketcham ’58
Carter Lee ’89
Stephen D. Marvin '88
Keith Morton ’74
Pamela Politis
Loni Tabb, Ph.D.
Vincent Watchorn III '87
Gregory W. Werkheiser
David T. Woods
Terri M. Young

Board of Trustees

List of 12 news stories.

  • Chris Daniels ’05—President

    Appointed: 2017
    Chris has been a member of the Tatnall community for more than 20 years. Since returning to Delaware in 2016, he has been actively engaged with the school as a trustee and member of our Finance Committee. Chris, his wife Emily, and their extended family members (Jordan ’06) are committed to supporting Tatnall as it provides students with the knowledge, skill, and integrity to excel in their collegiate and professional pursuits. Chris is a graduate of the University of Miami in Florida and a CFA charterholder. He is currently a director at financial advisory firm Daniels + Tansey and is pursuing a master’s of business administration in the executive program at the Wharton School of the University of Pennsylvania. In addition to his work with Tatnall, Chris is actively involved in supporting the mission of Nativity Preparatory School in Wilmington.
  • David Ley Hamilton

    Appointed: 2016 (Prior Service as a Trustee: 1982–1994)
    David is retired from his career as a lawyer at Morris, Nichols, Arsht & Tunnell LLP (1975–2013). He served as a partner from 1983 to 2013 and as a member of the Executive Committee from 2006 to 2012.

    David’s current professional and community activities include being a Trustee of the Grand Opera House, Delaware’s performing arts center; Director of Brandywine Baroque; Director of the Alapocas Maintenance Corporation; Junior warden and vestry member of Trinity Episcopal Parish; and Trustee of the 1916 Foundation. Previously, he has served as Director of the Tiedemann Trust Company and Trustee of the MBNA Foundation’s Education Grant Committee.
    David has served on Tatnall’s Buildings and Grounds and Development committees, and during his prior service served on or chaired various committees including a Head of School Search Committee. He is a graduate of Emory University Law School (JD, with distinction, 1975) and Haverford College (BA 1970). His hobbies and interests include fly-fishing (fresh and saltwater), music (opera, choral music, piano), and travel.

    David is married to Ann B. Hamilton, and their daughter Elizabeth graduated from Tatnall in 2019. David’s older children Aldwyn (Wendy) ’94 and Tom ’98 attended Tatnall as well.

  • Geordie Hayward ’04—Treasurer

    Appointed: 2020
    Geordie, whose family has been involved in the Tatnall community for several generations, is lucky enough to have in-laws with a deep Tatnall tradition as well. Geordie is most proud of Tatnall’s commitment to shaping balanced futures for students through a commitment to academics, the arts, and athletics. He is also a member of Tatnall’s Investment Committee.
    Geordie has a bachelor’s degree in economics from Emory University and an MBA from the University of North Carolina. He works as a commercial real estate developer, and his wife Mimi works for the National Institutes of Health. They live with their two young sons in Bethesda, Maryland, and try to spend as much time as possible enjoying the outdoors.

  • Caroline Tatnall Ketcham ’58

    Appointed: 2013
    Caroline is a granddaughter of the school’s founder, Francis Dorr Swift Tatnall. She became a Trustee in 2013. Caroline and her husband Rob established the Ketcham Fund (now the Esmond Fund) in 2011 to encourage the teaching of and participation in programs highlighting the concepts of honor, respect, and civility. She began her board service as a member of the Program Committee and is currently on the Executive Committee as well as the Search Committee to identify our current Head of School.

    Caroline was the Head of Upper School at The Field School in Washington, D.C., for 15 years and taught geometry and modern European history, as well as a seminar on the Holocaust. Field is a school much like Tatnall in its concentration on developing every student, with devotion and dedication, to his or her fullest potential. Her time at Field was followed by a 15-year stint at Politics and Prose Bookstore in Washington.

    A graduate of Randolph-Macon Woman’s College (now Randolph College) in 1962, she went on to earn a master’s in history from Georgetown University in 1986.

    Caroline and her husband Rob have lived in Easton, Maryland, since 2000.

  • Carter H. Lee, CFA ’89

    Appointed: 2016
    Carter graduated from Tatnall as a “lifer” in 1989, and currently has two sons attending the school, Hutch (‘20) and Wilson (‘28). Carter has more than 23 years of experience in the investment industry. He founded Lenape Investments in 2016 after serving as partner and chief investment strategist at Montchanin Asset Management from 2001 to 2015. Before Montchanin, Carter worked as a director at several financial services firms, including Legg Mason, a global asset management company headquartered in Baltimore, Maryland, and, a Wall Street-based financial research and analytics company.

    Before his career in finance, Carter worked in the documentary film industry, serving as an associate producer for Cronkite-Ward (a production company owned by Walter Cronkite), and as a production manager for National Geographic Television. He holds a BA in History from Washington & Lee University (’93), a post-BA degree in Accounting and Finance from the University of Pennsylvania (’03) and earned the Chartered Financial Analyst (CFA) designation in 2007. He has been a member of Tatnall’s Investment Committee since 2014 and currently serves as its chairman. Carter also sits on the Mt. Cuba Center Investment Committee and is a former member of the Canine Partners for Life board of directors and advisory board.

  • Stephen Marvin ’88

    Appointed: 2001
    Stephen is the past president of the board of trustees and has served on the Development, Buildings and Grounds, Program, Finance, and Investments Committees. He and his wife Catherine are parents of Carl ’18, Catie ’20, and Ben ’25.
    Stephen is a partner at Marvin & Palmer Associates where he is a Portfolio Manager as well as the Chief Risk Officer. He has more than 25 years’ experience in the investment and investment banking industries. Stephen is a graduate of Carleton College.

  • Keith Morton ’74

    Appointed: 2016
    Keith Morton has had a 30-year professional career in financial services and customer service technology. He has worked as a sales and marketing executive for companies such as Merrill Lynch and Lucent and has operated his own consulting business. Additionally, Keith has served as the executive director of the Parent Information Center of Delaware, a not-for-profit organization assisting families of children with disabilities in public education.

    Over the years, Keith has followed a strong drive to support two main interests—his church and his community. He served on the executive board of his Midtown Atlanta Neighborhood Association in Georgia and was also an original member of Wilmington’s Midtown Brandywine board of directors. He was active on the board of trustees for his Atlanta church, Radcliffe Presbyterian, and currently serves on the board for his local church, the Mother AUMP Church.
    Keith has served on the Tatnall Alumni Council since 2015.
    He is a graduate of Harvard University and the Columbia Graduate School of Business. Keith and his wife Stephanie, a charter school teacher, have a daughter Sarah, who is in college.

  • Abby Mrozinski ’98—Vice President

    Appointed: 2020
    Abby is a member of the Tatnall Class of 1998 and the proud parent of Owen ’27 and Amelia ’31. Since her graduation, Abby has remained closely connected to the school, via roles on the 2019 Head of School Search Committee, Development Committee, Alumni Council, and Board of Trustees, and has served as a Class Agent. 

    Currently, Abby is the chief financial officer of the Wealth and Institutional Client Services Division (WISD) at Wilmington Trust, a subsidiary of M&T Bank. The WISD businesses provide planning, trust, investment management, private banking, and specialized trust services for capital market financing structures, and trust and custody services for retirement plans.

    In 2019, Abby was named to the national American Banker Most Powerful Women In Banking: Next list, which recognizes the top 15 women in the banking profession under the age of 40. Abby graduated from the University of Delaware in 2002 with a BS in finance.  

  • Gregory Werkheiser

    Appointed: 2017
    Greg and his wife Rachel are the proud parents of three children, including Owen ’25 and Madeline ’26. Both Owen and Madeline have been part of the Tatnall family since enrolling in Tatnall’s Early Childhood program at the ages of 4 and 3, respectively. 

    Greg is a graduate of Pennsylvania State University (BS finance, 1992) and the Delaware Law School, Widener University (JD, 1996). 

    A member of the Delaware bar for more than two decades, Greg is a partner in the Wilmington, Delaware office of Benesch, Friedlander, Coplan & Aronoff, LLP, an AmLaw 200 business law firm. Before entering private practice, Greg served as a law clerk for the Honorable Jane R. Roth of the U.S. Court of Appeals for the Third Circuit.

    Greg is a long-serving member of the board of editors for the Delaware Lawyer, the Delaware Bar Foundation’s flagship publication, and volunteers with the Giffords Law Center to Prevent Gun Violence. Greg and his family are active members of Congregation Beth Emeth synagogue.

  • David Woods

    Appointed: 2009
    After studying political science at the University of Pittsburgh, David spent 15 years in the full-time ministry serving in Pittsburgh and Philadelphia, Pennsylvania, and London, England. In 2003 he and his wife Denise moved to Delaware, where he began his career in fundraising and community development. David helped start the Nativity Preparatory School of Wilmington and then went on to lead Social Venture Partners Delaware. Today, he is the director of fundraising and resource development for Autism Delaware.
    In 2005 David and Denise joined the Tatnall family when the oldest of their three Tatnall-educated daughters enrolled in the Early Learning Center. “While I love all the divisions, the Early Learning Center is still my favorite. They loved and prepared my daughters in an amazing way. The Tatnall School gives children opportunities and tools like no other school to excel in the arts, athletics, and academics, all within an amazing community.”
    In addition to his service on the Tatnall board since 2009, David also serves as an advisor to the youth philanthropy board of the Delaware Community Foundation.

  • Bonnie Wu—Secretary

    Appointed: 2018
    Bonnie was born and raised in Delaware and has been connected to Tatnall for several decades. She currently serves is on the Executive Committee and member of the Advancement Committee. She also co-chaired the Head of School Search Committee. She attended Tatnall during the 1980s. She and her husband Aaron are proud parents of Jack ’25 and Kate ’29. Through her roles as former student, current parent, and active volunteer, Bonnie—along with her family—has benefitted from Tatnall’s profound “way of life.” She is committed to providing similar opportunities to past, present, and future Tatnall families.

    Bonnie holds both a bachelor of arts and a master’s in communications from the University of Delaware. She currently serves as regional director for U.S. Senator Thomas R. Carper. Prior to that role, she ran Senator Carper’s campaign for re-election and worked in his press shop. Bonnie is an active member of the community, including volunteering at Read Aloud Delaware and St. Joseph’s on the Brandywine. She and her family reside in Hockessin.

  • Terri Young

    Appointed: 2013
    Terri has more than 40 years of human resources experience in the financial sector as well as the healthcare industry. She recently retired from Nemours Children’s Health System as senior vice president and chief experience officer. She joined the Tatnall board in 2013 and has supported the president of the board in the assessment process of the Head of School. Terri is also a member of the board of directors for the St. Pat’s Center, an organization that supports senior citizens as well as the homeless. Previously she was chairman of the board of education for the Diocese of Wilmington as well as chair of the board for Catholic Charities for the Diocese. Terri’s undergraduate degree is in education from the University of Delaware, and she has a master’s in business administration from Widener University. Terri has a 28-year-old daughter who resides in Sydney, Australia.

The Tatnall School

The Tatnall School is an independent, coeducational, college preparatory day school for students in PK3 through Grade 12 located in Wilmington, Delaware.