The National Wildlife Federation

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Our Experts

The National Wildlife Federation has numerous experts who welcome the opportunity to share their knowledge and expertise through speaking engagements.If any of these individuals could make a contribution as a speaker at one of your upcoming meetings, conferences, or workshops, please contact Aileo Weinmann at

Collin O'Mara

Collin O'Mara

President and Chief Executive Officer

O'Mara joined the National Wildlife Federation as President and CEO in 2014. Under O’Mara’s leadership, the National Wildlife Federation is focused on recovering America’s wildlife, improving management of and access to public lands, restoring America’s water bodies, advancing environmental education (including publishing Ranger Rick magazines), and connecting every American child with the great outdoors. Prior to the National Wildlife Federation, O’Mara led the Delaware Department of Natural Resources and Environmental Control as Cabinet Secretary from 2009 through 2014. In that position, Secretary O’Mara served as the state’s top natural resource official, and led the state’s efforts to conserve and restore wildlife and fishery habitat, improve air quality and public health, ensure access to clean water, expand outdoor recreation and environmental education opportunities, and enhance the state’s resilience to extreme weather and other climate impacts.

Kevin Coyle

Kevin Coyle

Vice President, Education and Training

Coyle has committed 35 years to U.S. river and watershed conservation and environmental education. He oversees the National Wildlife Federation’s Eco-Schools USA, Schoolyard Habitats®, Community Wildlife Habitat™, Certified Wildlife Habitat®, Trees for Wildlife™, Mayors' Monarch Pledge, EcoLeaders, green job training, and children and nature efforts. He also guides the organization’s education policy work for greener K-12 schools, environmental education, and applied science education.

His areas of expertise include wild rivers, watersheds, higher education sustainability, environmental literacy, and community-based conservation.

Jim Lyon

Jim Lyon

Vice President, Conservation Policy

With over 30 years working in the conservation community, Lyon is instrumental in developing and implementing strategies and activities that help the National Wildlife Federation achieve its national conservation policy goals. As an expert in conservation policy, Lyon represents the National Wildlife Federation’s interests with national policy makers, elected officials, the media, and other public arenas. In particular, Lyon has expertise in energy development, mining policy, climate/wildlife impact issues, and other related matters.

Barbara Bramble

Barbara Bramble

Vice President, International Wildlife Conservation and Corporate Strategies

Bramble and her team at the National Wildlife Federation specialize in reducing the impacts of agricultural expansion, which can foster deforestation and climate pollution. She convinces global brands and retail chains to help reduce threats to wildlife habitat by demanding “deforestation free” commodities (such as soy, palm oil, beef and leather). A long-time participant in international conservation issues, Barbara works with the United Nations on the Sustainable Bioenergy for All initiative, the global Climate Change agreement, and the REDD+ program, a mechanism for compensating countries for reducing emissions from deforestation and forest degradation. She also promotes sustainable production of biofuels and biomass, chairs the Roundtable on Sustainable Biomaterials, and serves on the board of the Forest Stewardship Council.

Dave Mizejewski

David Mizejewski

Media Spokesperson and Naturalist

As the National Wildlife Federation’s media spokesperson and naturalist, Mizejewski focuses on teaching the American public how to help wildlife and connect with nature in their own backyard. He was host and co-producer of the Animal Planet’s TV series Backyard Habitat, and has made appearances on gardening TV and radio shows including NBC’s Today Show and the Martha Stewart Show. Dave is author of Attracting Birds, Butterflies and Other Backyard Wildlife and the National Wildlife Federation’s Wildlife and Weather newsletter.

Bruce Stein

Dr. Bruce Stein

Chief Scientist and Associate Vice President

Stein is a scientific expert on biodiversity and wildlife conservation, and serves as the National Wildlife Federation’s chief scientist. The author of numerous publications on conservation biology, endangered species, and climate change, he is also a sought-after speaker and instructor. Since joining the National Wildlife Federation in 2008, Stein has spearheaded the organization’s work to develop new approaches for carrying out wildlife conservation in an era of climate change. Known as “climate-smart conservation,” these techniques have been widely adopted by wildlife and land managers in the United States and internationally. Stein has served as a scientific advisor to various government agencies, including the U.S. Department of Interior and Department of Defense, and is on the steering committee of the International Union for the Conservation of Nature’s (IUCN) Climate Change Specialist Group. Prior to joining the National Wildlife Federation, he helped establish the non-profit organization NatureServe, where he served as Chief Scientist, and he spent more than a decade as a senior scientist with The Nature Conservancy. A botanist by training, Stein received his bachelor’s degree from the University of California, Santa Cruz, and his Ph.D. from Washington University, St. Louis and the Missouri Botanical Garden.

Mike Leahy

Mike Leahy

Senior Manager, Public Lands Conservation & Sportsmen's Policy

Leahy supports the restoration of all wildlife populations through his work on policy related to wildlife, hunting, fishing, and public lands. Leahy’s priorities include transforming wildlife conservation for the 21st century through funding and improving the Endangered Species Act and other wildlife laws; representing the conservation interests of hunters and anglers in healthy, abundant wildlife populations and habitat; and ensuring national forests, wildlife refuges, and other national lands remain in public ownership and are well managed. Leahy’s work is informed by over two decades of work to conserve wildlife and natural resources, and an interest in all things outdoors. Leahy has been Conservation Director for the Izaak Walton League of America; Rockies and Plains Director and Natural Resources Counsel for Defenders of Wildlife; and Forest Campaign Director for National Audubon Society. Mike enjoys getting out to hunt, fish, hike, and have fun in the outdoors. Leahy has a law degree from Georgetown University and studied Natural Resources at Cornell University.

Claudia Malloy, NWF

Claudia Malloy

Associate Vice President, Campaigns

Claudia Malloy has been a political strategist for over 25 years and has a reputation for creating new mobilization approaches and designing strategic campaigns that result in clear policy victories. As the Associate Vice President for Campaigns with the National Wildlife Federation, Malloy develops and implements strategic advocacy campaigns with the help of a large nationwide network of staff, consultants, and affiliate leaders to advance policies that grow a diverse and inclusive political movement to protect wildlife. Malloy leads the National Wildlife Federation’s 30-year vision to build an army of 11 million Americans working together to help wildlife survive in our changing world. She also created a new initiative within the Federation family called Women in Conservation Leadership that seeks to advance and empower women’s leadership in the conservation community. Malloy has been instrumental in the execution of landmark policies, including passing the Waxman-Markey cap and trade bill, finalizing the Clean Power Plan, pausing the construction of the Keystone XL pipeline, passing the McCain-Feingold campaign finance reform bill, and getting nutrition labeling on restaurant menus. Malloy also serves on the National Board of the U.S. Climate Action Networks.

Jim Murphy

Jim Murphy

Senior Counsel

Jim Murphy is Senior Counsel for the National Wildlife Federation’s Climate and Energy Program, where he coordinates the National Wildlife Federation’s nationwide legal and policy advocacy on energy development and climate change related issues. He has been with the National Wildlife Federation since 2003, also having worked on environmental issues such as water quality and wetlands, endangered species, and the National Environmental Policy Act. He has represented the National Wildlife Federation and other conservation groups in several precedent setting cases before the U.S. Supreme Court and Federal Circuit Courts. He has been extensively published in law reviews and other legal publications on issues such as water policy and law, transportation and smart growth, and energy production. Prior to joining the National Wildlife Federation in 2003, Murphy did work with the Conservation Law Foundation and was in private practice for four years. He has previously worked on Capitol Hill and has an LL. M., summa cum laude, from Vermont Law School, a J.D. from Boston College Law School, and B.A. from the University of Vermont.

Lisa Moore

Lisa Moore

Editorial Director and Editor-in-Chief, National Wildlife

Lisa Moore is the editorial director and editor-in-chief of National Wildlife® magazine, an award-winning publication that goes to roughly 450,000 members of the National Wildlife Federation as a benefit of membership. Published six times a year, National Wildlife is the only national magazine devoted exclusively to covering wildlife and habitat conservation in North America as well as covering wildlife science, nature education, wildlife gardening, and more. Prior to coming to the National Wildlife Federation in 2014, Moore served as director of publishing and editor-in-chief at The Wildlife Society (2008-2014). From 1992 to 2006 she worked as a writer and editor at National Geographic magazine where she headed the staff writer’s department. She began her journalism career at U.S. News & World Report covering consumer news.

Moore's areas of expertise include all aspects of print publishing for a broad consumer audience, public speaking, writing, editing, and project management.

Mary Dalheim

Mary Dalheim

Editorial Director, Children's Publications

Mary Dalheim is the Editorial Director of the National Wildlife Federation’s three children’s nature magazines: Ranger Rick® (ages 7–12), Ranger Rick Jr.™ (ages 4–7), and Ranger Rick Cub™ (ages 0–4). She and her team share their knowledge and love of nature and outdoor discovery with at least a million children and their families and teachers every month. Dalheim has worked in educational publishing for more than 30 years— spending a third of that time producing award-winning Ranger Rick publications. She has also held top editorial positions at the National Geographic Society, Scholastic Inc., the National Education Association, and In2Books—a nonprofit literacy program. Before entering educational publishing, Dalheim was a middle school teacher. She has a bachelor of arts degree in elementary education and a master of arts degree in journalism.

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More than one-third of U.S. fish and wildlife species are at risk of extinction in the coming decades. We're on the ground in seven regions across the country, collaborating with 52 state and territory affiliates to reverse the crisis and ensure wildlife thrive.

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