American Biology Teacher manuscript reviewer
Editor in Chief, Science Activities (2023-present)

Project Green Classrooms (formerly Governor’s Partnership for Children & Nature); E-Lit Higher Education Sub-Committee, E-Lit PD Sub-Committee,  (2008-present)

National Science Teachers Association Journal of College Science Teaching Advisory Board (2018-present; served Chair 2019-2020)

Team Leader for Maryland DNR Invasive Species Education Workgroup (2012-2015)

Association for Science Teacher Education Professional Development Committee (2013-2016); Awards Committee (2023-present); ASTE/NSTA Partnership Committee (2022-present)

National Science Teachers Association Committee on College Science Teaching  (2014-2017); Post Secondary Science Committee (2022-present)

Volunteer, Maryland DNR TEAM (Teaching Environmental Awareness in Maryland) (2001-2016)

Maryland Association for Environmental & Outdoor Education Advisory Board (2018-present)

Maryland Environmental Literacy Network (2024-present)

Mid-Atlantic ASTE secretary (2021-2024)