He is a founding member of the Society for Ecological Restoration and Member-at-Large of the Board of the Ecological Society of America.
ESA Journals - The Society publishes the scientific, peer-reviewed journals of Ecology, Ecological Monographs, Ecological Applications, Frontiers in Ecology and the Environment, and most recently added, Ecosphere, a rapid publication, online-only, open access journal featuring all sub-disciplines of ecology.
North America | South America | Latin America | Confederate States of America | America | Society of Jesus | Royal Society | Boy Scouts of America | Good Morning America | National Geographic Society | Bank of America | Central America | United Way of America | Captain America | American Cancer Society | Voice of America | Miss America | All-America | America's Got Talent | Royal Television Society | America's Next Top Model | American Physical Society | The Catholic University of America | America One | American Chemical Society | Socialist Party of America | International Society for Krishna Consciousness | Evangelical Lutheran Church in America | American Society of Civil Engineers | Royal Society of Canada |
He is also a member of the American Association for the Advancement of Science, American Institute for Biological Sciences, American Society of Naturalists, East African Wildlife Society, Ecological Society of America, the Western Indian Ocean Marine Science Association, and the International Science for Reef Studies.
In 2013, he received the Eminent Ecologist Award, given to a senior ecologist by the Ecological Society of America in recognition of an outstanding body of ecological work or sustained ecological contributions of extraordinary merit.