IRF Vice President for Africa Programs

Formerly director of the Houston Zoo, Rick is actively retired and consulting on zoo design and conservation strategies, a passion for more than 40 years. Rick has served as IRF’s Africa programs vice president since 1998. Prior to Houston Zoo, he was instrumental in developing Disney’s Animal Kingdom.


IRF Treasurer

Lee is a life-long conservationist, serving 12 years on the Texas Parks and Wildlife Commission. He is one of the founders of the International Rhino Foundation. His South Texas ranch is home to the most successful breeding program for Black Rhino in North America.


OsoMono LTD

In 2011, Evan formed OsoMono LTD, a consultancy practice focused on Wildlife, Habitat and Energy Conservation Strategies, with an international focus. He has worked for over 25 years to integrate wildlife, habitat and energy conservation strategies with new, sustainable development models.


Director of Animal Care - Fossil Rim Wildlife Center

Adam has been at Fossil Rim Wildlife Center for more than 30 years and was involved in the original importation of southern black rhinos from Zimbabwe in 1992—the origination of the IRF. He is a member of the executive committee of the IRF/C2S2 Southern Black Rhino Sustainability Program and the white rhino SSP Coordinator for the Association of Zoos and Aquariums (AZA). He is also the AZA Rhino Taxon Advisory Group Chair and the management advisor to the Rhino Research Council.


Executive Director — Fort Worth Zoo

Michael is the executive director of the Fort Worth Zoo, which manages two species of rhino: black and Indian. He is also the past president of the International Elephant Foundation and also serves on the board of the Turtle Survival Alliance and Caribbean Wildlife Foundation and Alliance.


Zoo Professional (Retired)

Now retired after 42 years in the zoo profession, Lewis served as senior vice president for Animal Care and Conservation at the Columbus Zoo and Aquarium and The Wilds, CEO/Executive Director of Fresno Chaffee Zoo and Virginia Zoo, and Director of the Prospect Park Zoo (WCS). He served on the AZA’s committees for Wildlife Conservation Management and Honors and Awards, and on the Board of Ethics.


Private Investor and Environmentalist

In 1993 Peter founded one of Australia’s first ethical investment companies and in 2005 helped to found the Asian Rhino Project. Peter was awarded Member of the Order of Australia in 2010 and is a director of Conservative Animal Welfare Foundation and the International Conservation Caucus Foundation (UK). He lives in London.


Director and Chief Executive — Taronga Conservation Society Australia

Cameron is Director and Chief Executive of Taronga Conservation Society Australia. His early career was in animal health research in agriculture and later moved into business, communications and education roles in various industries. Taronga runs two conservation zoos and is actively involved in black, white and greater one-horned rhino breeding programs and very engaged in Sumatran.


(Retired) Director of Community Relations — Walt Disney World Co.

Now retired, Diane served as director of community relations for Walt Disney World Co., leading charitable giving and community relations strategy. She has also held leadership positions at the San Diego Zoo’s Safari Park and the Zoological Society of Florida, and serves on IRF’s Communications Committee. Diane also serves on the board of the Lemur Conservation Foundation.


IRF President

John is president of Wildlife Conservation Global which works to conserve okapi in the rainforests of the Congo. He is a cofounder and vice -president of Wildlife Conservation Network. John works out of the Jacksonville Zoo and Gardens where he manages the conservation program for the Zoo.


Executive Director — Zoo Basel

Olivier is director of Basel Zoo. Basel Zoo supports a project for the conservation of Sumatran rhinos and he is responsible for the Indian rhino the European captive breeding program (EEP) for this species since 1972. The successful breeding history in Basel Zoo began in 1954 when “Rudra” was the first rhino ever to be born in a Zoo. He is past president and board member of VDZ (the association of German, Austrian and Swiss Zoos).


Director — Cincinnati Zoological Gardens, Cincinnati, Ohio, USA

Terri is director of the Cincinnati Zoo & Botanical Garden’s Center for Conservation and Research of Endangered Wildlife and the Zoo’s VP of Conservation and Science. Her work led to the successful breeding of a Sumatran rhino and the first Sumatran rhino calf produced in captivity in 112 years.


CEO + Founder — SalterMitchell PR

April is CEO and Founder of SalterMitchell PR, a public relations firm based in Florida. She provides strategic communications consulting to senior business and communications leaders, including Fortune 100 companies, government officials and policy leaders. She is executive producer of the podcast Fluent in Floridian.


Science Operations Director at Disney’s Animals Science and Environment

Mandi Wilder Schook is the Science Operations Director at Disney’s
Animals Science and Environment, overseeing animal and conservation
science for Disney’s Animals, Science and Environment. A Florida
native, Dr. Schook completed post-doctoral fellowships
at the Smithsonian Conservation Biology Institute and Cincinnati Zoo
and Botanical Garden’s Center for Research of Endangered Wildlife
studying reproduction and metabolism in equids, rhinos and cats.


Nashville Zoo President and CEO

Rick has been active in conservation for almost thirty years, recognized for his expertise with clouded leopards. Since 1989, he has been the director and primary architect of Nashville Zoo – building facilities, designing exhibits and working extensively with other zoos to develop the outstanding collection of species represented at Nashville Zoo.


Natasha Anderson

Zimbabwe Rhino Specialist

Natasha is IRF’s Zimbabwe rhino monitoring specialist. Though born in Australia, she has been based in the south east Lowveld in Zimbabwe since 1996. She helps manage the Lowveld Rhino Trust’s education program and also monitors a population of rhinos in Bubye Valley Conservancy.

Daniela Castillo

Digital Marketing Manager

Daniela joined IRF in May 2023 as Digital Marketing Manager. Daniela first interned with IRF in 2016 after which she left to pursue her Master’s Degree in Integrated Marketing Communication at Florida State University. For the past five years of her career, she worked in the technology industry. Equipped with best practices in inbound and digital marketing, Daniela is excited to be back on Team Rhino and translate her experiences to helping rhinos thrive.

Raoul Du Toit

Senior Advisor, African Rhinos

A native Zimbabwean, Raoul has coordinated conservation initiatives that have helped develop and maintain the largest remaining black rhino populations in Zimbabwe. He also advocates on the internationally for rhino protection and has helped reintroduce rhino populations in Botswana and Zambia.


Intelligence Specialist

Rahul Dutta coordinates IRF’s anti-poaching and wildlife crime monitoring work in Assam, India. Working closely with the forest department, police and other enforcement agencies as well as Indian Rhino Vision 2020 partners.


Executive Director

Nina joined IRF in May of 2020 as its Executive Director. She has been a wildlife conservation professional for more than 30 years. She previously held positions as vice president of philanthropy and vice president of field conservation at Defenders of Wildlife, and was executive director at Bat Conservation International.

Caroline Harrison

Development Associate

Caroline joined IRF mid 2023 and is so excited to be with us! She has been working in wildlife conservation since her graduation from the University of North Florida in 2020. Her experience in wildlife nonprofits led her to IRF where she is passionate about saving these gentle giants.


Deputy Director

Maggie Moore has worked for IRF on and off since 2007. As Development Director, she oversees IRF’s fundraising activities. She recently took on the role of Deputy Director for the organization. Maggie has nearly twenty years of experience in fundraising and project management with international NGOs.


Administrative Assistant

Regina joined program office team in Strasburg, VA in 2018. Previously, she served as the Executive Director of the Youth Development Center in Winchester, VA for many years where she worked as a mentor for at-risk teens while managing a 6-acre campus dedicated to youth. Those experiences gained will now be reassigned to excitement for endangered rhinos!


Director of Grants & Partnership Development

Martha joined IRF in November 2020 as Development Associate. Martha has worked in wildlife conservation for the past eleven years, with expertise in grantmaking to in-situ conservation projects, behavior change campaign design, implementation and evaluation, strategic planning, and building capacity in wildlife conservation professional to maximize impact.



Sugeng has been with IRF since 2019. He provides technical services for the IRF team and arranges local travel logistics for staff, assisting them in field visits to Indonesia.


Operations & HR Manager

Emily works as the IRF Operations Manager from the program office in Strasburg, Virginia. After obtaining her bachelors degree at the College of William and Mary, Emily began working in the non-profit sector, first, as an English teacher at an alternative education school for at-risk youth, and then as a Program Coordinator for an educational farm. Emily has served her local community as a member of the Strasburg Town Council since July 2018.

Inov Sectionov

Indonesia Program Director

Inov has been with IRF since 2006, and he has worked in rhino conservation for over 20 years. He was a program officer for the Indonesia Friend of Rhino organization from 2000 until 2006. Inov is also involved in Sumatran rhino research and he assists Rhino Foundation of Indonesia (YABI).


South Africa Advisor

Elise Serfontein is the Founding Director of, a South African based NGO that she established in 2010 as a response to the escalating rhino crisis in South Africa. Elise has emerged as the custodian and guardian of that rare but immensely valuable commodity called “trust”, proving to be an integrating force by pulling together the lead actors in the fight against poaching from both the public and private sectors. Her strong work ethic, unwavering integrity and fierce desire to make a meaningful difference has ensured that SRP has emerged as an NGO that is widely respected and valued by the men and women at the frontline. These trust relationships ensure that Elise has an excellent understanding of the evolving poaching threat and is well positioned to leverage appropriate support.


Program Communications Manager

As a former zookeeper, Stacy’s years working with rhinos ex situ inspired her to want to do more for rhinos in situ. She joined IRF as an intern in 2018, while completing her Master of Environmental Law and Policy, and now Stacy leads communications for the organization.


Senior Advisor, Asian Rhinos

Bibhab serves as IRF’s Asian Rhino Program Coordinator, overseeing our work in Indonesia and India. He is Chair of the IUCN SSC Asian Rhino Specialist Group, and Secretary General of the Indian NGO Aaranyak. He has been involved in rhino research and conservation in Asia since 1996.



Senior Veterinarian at Taronga Western Plains Zoo

Dr Benn Bryant graduated from Sydney University and has been working as a wildlife veterinarian for 20 years. He is currently Senior Veterinarian at Taronga Western Plains Zoo, Dubbo, Australia where his responsibilities include the health management of 3 species of rhinoceros being managed in international cooperative breeding programs. He has been a veterinary consultant to the Sumatran Rhino Sanctuary (SRS) in Indonesia since 2007 and has provided veterinary support to the SRS team.


Senior Veterinarian, White Oak Conservation

Dr. Scott Citino graduated from The Ohio State University College of Veterinary Medicine and has been a veterinarian for the White Oak Conservation Center since 1993. He is author or co-author of numerous publications, proceedings abstracts, and book chapters in various disciplines of zoo and wildlife medicine. His research interests include anesthesia, infectious and non-infectious diseases, and reproductive physiology of captive and free-ranging wildlife.


Former IRF Executive Director

Dr. Susie Ellis was IRF’s Executive Director from 2006 to 2020. She is a member of the IUCN Conservation Breeding, Penguin, African Rhino, and Asian Rhino Specialist Groups and is the Red List Authority for the latter. Dr. Ellis continues to work with IRF as an advisor. Follow her @rhinogoddess.


VP of Collections and Conservation at Zoo Atlanta

Gina is VP of Collections and Conservation at Zoo Atlanta – overseeing the animal husbandry, science and conservation departments and strategy. She also serves on the AZA’s Rhino Taxon Advisory Group Steering Committee, and is the studbook keeper for both the global ex situ population of Southern black rhino and the North American population of Eastern black rhino. Gina also serves on the Husbandry and Propagation Advisory Board for the Sumatran Rhino Rescue Project.


Tanganyika Wildlife Park Director

Jim has been in the Zoo industry since 1972. He is a specialist in import/export logistics having supplied birds and animals to zoological collections all over the world since 1978. He is the Past Chairman of the Zoological Association of America (ZAA), the owner of International Zoological Services LLC and the Director of Tanganyika Wildlife Park and Foundation.


CEO of the Central Florida Zoo and Botanical Gardens

Richard is the CEO of the Central Florida Zoo and Botanical Gardens in Sanford, Florida. He has more than 25 years of leadership experience in non-profit organizations, as well as experience as a journalist, publicist, television producer, publisher, photographer, and marketer. He also serves on the AZA’s Trends Committee and SAFE Black Rhino Project, and he serves as Treasurer for GEVA, Inc., a post-career care facility for retired racehorses.


Associate Director of Conservation Strategy, Asia Pacific at The Nature Conservancy

Specialising in Asia-Pacific strategy and projects, Steph has worked in conservation, community development and partnerships for 10+ years. Before joining The Nature Conservancy, Steph worked for the World Resources Institute as a Program Manager for Intact Rainforests. She also worked at Taronga Conservation Society Australia where she held several roles and proudly worked with IRF to design eco-social programs supporting habitats, communities and rhino populations in Indonesia. Steph speaks advanced Bahasa Indonesia.


Chief Identity Officer

Sesha manages the global marketing and communications for Clermont Group. Prior to this, he worked with Disney Asia on the ESR initiatives in conservation and hospitals. He has been involved in environmental awareness programs across Asia for the last three decades.


Principal - Adisa

Laura specializes in executive and leadership development, team and organizational effectiveness, and aligning organizations to deliver its strategy. She’s a member of Forbes Coaching Council and serves on the board of Gorilla Rehabilitation and Conservation Education (GRACE) Center in the Democratic Republic of Congo.

Willem Manansang, B.A.

Deputy Director, Taman Safari Indonesia, Indonesia

Willem has been Chair of SEAZA animal welfare & ethics committee since 2014 and is also Chair of IZAA animal welfare & ethics committee.  He graduated from UC of Santa Barbara, USA, with degrees in business economics and international marketing, with special interest in animal welfare sciences.

While not working, he enjoys playing sports and spending time with his family by traveling and teaches his kids about the importance of wildlife and nature conservation.


IRF Communications Committee

Patty spent 40 years in the zoo and aquarium profession, most recently as Vice President of Community Relations for the Columbus Zoo and Aquarium and The Wilds. She serves on the AZA Professional Development and Public Relations committees and as administrator for the association’s Managing for Success courses. Patty is a member of IRF’s Communications Committee.

Eric Piesner

Managing Partner, Asia - Morrison Foerster

Eric serves as a firm-wide Managing Partner, Asia Managing Partner, and heads Morrison and Foerster’s market-leading Asia Real Estate practice.

He spent 10 years in Morrison and Foerster’s Tokyo office where he was consistently recognized as one of the leading U.S. real estate attorneys in Japan by Chambers Asia Pacific and an elite “Leading Lawyer” by The Legal 500 Asia Pacific. Eric was also recognized in the 2018 edition of Chambers Global for his work in Singapore and Japan for Investment Funds. He has also been recognized for Real Estate law in Singapore by Best Lawyers since 2009.

Martha H. Schumacher

President & CEO, Hazen Inc.

Martha, CFRE, ACFRE, MInstF (AdvDip), is an international philanthropic thought leader, consultant, author, speaker, coach and champion. An AFP Global Past Chair and AFP/DC Outstanding Professional Fundraiser of the Year, Martha has been working with and within nonprofit organizations for 25 years. She lives with her husband Casey and their two sweet yet energetic rescue dogs Gage and Josie. When Martha’s not traveling for business or pleasure, she enjoys hiking the Billy Goat Trail on the Potomac and taking in Washington’s vibrant culture.


CEO— Save the Rhino International

Jo returned to Save the Rhino International (SRI), a UK-registered charity partnering closely with IRF to conserve rhinos in Africa and Asia. as CEO in July 2023 having begun her conservation career as a volunteer with the organization in the late 1990s. After undertaking her postgraduate research in black rhino biological monitoring and management in Namibia and South Africa, she worked for WWF for over a decade including as Africa Rhino Lead and Senior Manager for the Wildlife Portfolio in South Africa. Jo is a member of the IUCN SSC African Rhino Specialist Group and SAC Rhino Management Group.


Chief Operating Officer (COO) - The Elephant Sanctuary

Steve is Chief Operating Officer (COO) at The Elephant Sanctuary in Tennessee. Prior to this Steve was the executive director of White Oak Conservation Holdings and oversaw the organization’s wildlife management and conservation education programs. He has been involved with the management of 4 of the 5 living rhino species. Steve serves on the board of the Ongava Research Center focusing on rhino conservation in Namibia.


Policy & Partnership Coordinator – Africa TRAFFIC

Taye is an experienced natural resource conservation and management practitioner who has work for governments and international conservation organizations for over 30 years across Africa, Asia and North America. Among other institutions, he worked for WWF for 20 years where he led the WWF African Rhino Conservation Programme for 11 years.  Currently he works for TRAFFIC – the Global Wildlife Trade Monitoring Network, as the Coordinator for Policy and Partnership for Africa.


Director of International Field Conservation Denver Zoo

Angela Yang is a dedicated conservationist who has worked to protect wildlife globally for decades.  Angela’s career start in zoos where she was involved in the care of many species, including black and white rhinos. She then joined international NGOs and moved abroad, working in Asia, Africa and the United Kingdom.  In mid-2018, she returned to the U.S., and continued to support rhino conservation in Africa and Asia.  Angela is a member of International Union for Nature Conservation (IUCN) Species Specialist Group and well as the World Commission on Protected Areas.



IRF Accounting Support

Amira is a native Texan and an accounting graduate of the University of North Texas. She has provided accounting support to IRF since 2011 and has enjoyed watching the organization grow in public support. She looks forward to seeing IRF achieve even more in its rhino conservation efforts.


IRF Accounting Support

Yvonne has been a supporting staff member for the accounting department in Fort Worth, Texas and has been involved with IRF since 2015. Yvonne enjoys working with the IRF staff and is proud to be a part of the IRF organization.


IRF Accounting Support

Laura Hess is a CPA in Fort Worth, Texas who has provided the accou


IRF Legal Counsel

Dana is an attorney in Fort Worth, Texas who also represents numerous nonprofit organizations. She has represented IRF since 2000 when she joined Kelly Hart & Hallman LLP. She works with IRF staff to draft and review contracts for services and grant awards and assists with other legal matters.


IRF Legal Counsel

Dee Steer serves as the head of the Estate Planning, Probate and Nonprofit Organizations practice group of Kelly Hart & Hallman LLP, a Fort Worth, Texas law firm. He has represented IRF as its legal counsel since 1991 when IRF was originally incorporated as The International Black Rhino Foundation.




Our entire organization mourns the loss of our friend and board member emeritus, Don Farst. Don was an instrumental member of the organization in its infancy. As a veterinarian and zoo director, Don provided critical insight and leadership and was a dedicated advocate for rhinos for over 30 years. On behalf of the International Rhino Foundation and our colleagues around the world, we extend our heartfelt condolences to Don’s family.