Dr. Jeffrey P. Bonner, Dana Brown President & CEO

Dr. Jeffrey P. Bonner

In April 2002 Dr. Bonner was appointed President & CEO of the Saint Louis Zoo. In 2009 his position was endowed by the Dana Brown Charitable Trust. He has chaired the Association of Zoos and Aquariums, the Amphibian Ark, the International Species Information System and the Madagascar Fauna and Flora Group. He has served on the board of the World Association of Zoos and Aquariums and currently serves on several boards, including the Conservation Breeding Specialist Group, BioSTL, Higher Education Channel TV, Forest Park Forever and St. Louis Regional Chamber of Growth Association (RCGA). He is a member of The Explorers Club, the Academy of Science and the Association of Zoos and Aquariums. Dr. Bonner received his Ph.D. from Columbia University in New York.  He is a Burgess Fellow, Traveling Fellow, Fulbright Scholar, President’s Fellow and a recipient of the National Research Service Award.  Dr. Bonner is the author of numerous articles and books, includingSailing with Noah, Stories from the World of Zoos.  Read more about Dr. Bonner.

Dr. Eric Miller, Senior Vice President, Director, Zoological Operations

Dr. Eric Miller

Senior Vice President and Director of Zoological Operations, R. Eric Miller, DVM, is also Director of the Zoo's WildCare Institute (the umbrella organization for the Zoo's field conservation activities). He joined the Zoo in 1981 and has served as the President of the American College of Zoological Medicine (ACZM), and the American Association of Zoo Veterinarians (AAZV). He has also served on the board of the Association of Zoos and Aquariums. In 2003, Dr. Miller received the AAZV's Dolensek Award for "exceptional contributions to the conservation, care and understanding of zoo and free-ranging wildlife." He is the author or co-author of more than 60 scientific articles and textbook chapters, and with Dr. Murray Fowler, has served as co-editor and editor of the well-known textbook, Zoo and Wild Animal Medicine. He has worked on biomedical surveys of captive South China tigers and giant pandas, and free-ranging Galapagos avifauna.

Stephen E. Barth, Vice President, Business Operations, Chief Financial Officer

Stephen E. Barth

Stephen E. Barth has served as the Zoo's Chief Financial Officer since 1998; he joined the Zoo as Director of Business Operations in 1993 after serving in operations and accounting management positions with General Dynamics and Bonafide Oil Co., Inc. In his current role, he is responsible for fiscal oversight of the Zoo's $54 million annual budget and for fiscal oversight of the institution's $120 million Master Plan. He also has oversight responsibility for the Zoo's over $70 million investment portfolio. In his tenure with the Saint Louis Zoo, Mr. Barth has developed a group health program for the St. Louis area's major cultural institutions, saving more than $10 million over seven years. In addition, his review of St. Louis cultural institutions' tax rates resulted in increased revenues. His review of the institution's pension rates resulted in savings of over $2 million. He holds Series 6 & 63 Securities licenses. In 2012, the St. Louis Business Journal selected Mr. Barth as the top CFO among non-profit organizations.

Jack Grisham, Vice President, Animal Collections

Jack Grisham

As Vice President of Animal Collections at the Zoo, Jack Grisham is responsible for management, maintenance, welfare and nutritional services of a collection of more than 19,000 animals. He supervises the work of eight curators, one nutritionist and an animal registrar, and works indirectly with 108 other professionals. Mr. Grisham began his career at the Saint Louis Zoo and returned in 2006 after 20 years, having worked in animal management positions at the Oklahoma City Zoo and the Smithsonian Institute's National Zoo in Washington, D.C. Mr. Grisham chairs the Association of Zoos & Aquariums Cheetah Species Survival Program and is past-chair of the Canid and Hyaenid Taxon Advisory Group. He has been actively involved in cheetah conservation and education programs in Africa. One of his personal goals is to train and empower the next generation of Zoo professionals so they may successfully conserve wildlife in the future.

Wyndel E. Hill, Vice President, Internal Relations

Wyndel E. Hill

Since 2007, when he was named Vice President, Internal Relations, Wyndel Hill has served as the senior manager responsible for human resources, human resources records, staff benefits, training and development, safety and risk management, security, volunteer services and internal communications. He is also responsible for Information Technology. He joined the Zoo in 1991 as Director of Human Resources/Security and Volunteer Services after working as a consultant and after several years as Manager of Personnel Services at Anheuser-Busch Incorporated. He also had a career in academia in personnel services and Affirmative Action. Mr. Hill is a member of the Association of African Americans in Human Resources, the Society of Human Resource Management and the Association of Zoos and Aquariums. He served as a commissioner with the City of Rock Hill Parks & Recreation Division and on the board of the St. Louis Black Rep and the St. Louis Wheelchair Athletic Association (both for which he is Board President).

Cynthia Holter, CFRE, Vice President, External Relations

Cynthia Holter

As Vice President, External Relations, Cynthia S. Holter, CFRE, is responsible for development, marketing, communications, membership, sponsorship, public relations, special events, private events and public affairs. She has been involved in philanthropy for nearly 27 years and has helped raise more than $200 million in the last decade for Zoo programs. Before joining the Saint Louis Zoo, she served in marketing for Missouri's Department of Economic Development, working closely with then-Governor Kit Bond, elected officials and lobbyists; she also was a major gifts fundraiser for the School of Forestry, Fisheries and Wildlife, now the School of Natural Resources at the University of Missouri-Columbia. Ms. Holter is a member of the Association of Fundraising Professionals (AFP) Senior Professionals Committee and the Government Affairs Committee for the Association of Zoos and Aquariums (AZA). She also assists in fundraising for her alma mater, Columbia College, and for the St. Louis Black Repertory Theatre and the St. Clair County Historical Society.

David F. McGuire, AIA, William Bernoudy Vice President, Architecture and Planning

David F. McGuire

David F. McGuire joined the Saint Louis Zoo in 1995, and is currently Vice President of Architecture and Planning at the Zoo. In 2014, his position was endowed by the Gertrude and William A. Bernoudy Foundation. He is responsible for design and implementation of various Zoo improvements, planning for future additions or modifications to facilities and exhibits at the Zoo, oversight of all construction and review and approval of construction, signage, horticulture and other activities that affect the aesthetics of the Zoo's 90-acre campus. He holds a degree in architecture from Washington University in St. Louis, and is certified in the Leadership in Energy and Environment Design (LEED) program. He is licensed by the Missouri Board of Athletics, Professional Engineers and Land Surveyors. Before joining the Zoo, he served for five years as Executive Vice President of a St. Louis-based architectural services firm. Active in the Association of Zoos and Aquariums (AZA), he served as President of the Aquarium and Zoo Facilities Association.