Colleen M. Iversen
  • Home
  • CV
    • Refereed publications
    • Published data sets
    • Embroideries
    • Education and Experience
    • Honors and Awards
    • External Funding
    • Service and Professional Activities
    • Press and Public Outreach
    • Invited Presentations
    • Presentations at Annual Meetings
  • Current Projects
  • Completed Projects
    • PiTS
    • ORNL FACE >
      • Data-Model Interactions
      • Belowground harvest
      • Nutrient Cycling Throughout the Soil Profile
      • Digging Deeper
      • Missing Links in the Root-SOM Continuum
      • Root-Derived Input to the Soil
      • Nitrogen Limitation
      • Root decomposition
    • Nutrient-limited peatlands
  • People
  • Contact
  • Learn More

Service.

2025 - 2027​

Advisory Board for the National Academies of Sciences, Engineering, and Medicine's 
​
Division on Earth and Life Sciences

2023 - Present​

Editor
New Phytologist

2018 - 2023​

Associate Editor
New Phytologist

2014 - 2018

Editorial Advisory Board
New Phytologist 

​2020 - Present

UT Battelle Awards Night Committee
Science Communicator and Community Outreach
Oak Ridge National Laboratory

​2017 - 2020

Distinguished Fellowship Review Committee
Oak Ridge National Laboratory

2015 - Present

Institutional Review Committee
Laboratory-Directed Research and Development 
Integrated Studies of Complex Biological, Environmental Systems
Oak Ridge National Laboratory

2016

Search Committee
Ecosystem Ecologist Position
University of Tennessee, Knoxville

2016

Institutional Review Committee
Named Fellows
Oak Ridge National Laboratory

2016

UT Battelle Awards Night Committee
Technical Support for Research
Oak Ridge National Laboratory

Professional activities.

Reviewer

Acta Oecologica; Agriculture, Ecosystems & Environment; Annals of Botany; AoB PLANTS; Biogeosciences; Biology and Fertility of Soils; Biological Invasions; Canadian Journal of Forest Research; Climate Change Responses; Ecology; Ecology Letters; Ecosphere; Global Biogeochemical Cycles; Global Change Biology; Global Ecology and Biogeography; Journal of Ecology; Journal of Geophysical Research – Biogeosciences; Marine Ecology Progress Series; National Geographic Society; Nature; New Phytologist; Oecologia; Plant Physiology; Plant and Soil; Polar Science; Proceedings of the National Academy of Sciences of the United States of America; Soil Biology and Biochemistry; Soil Science Society of America Journal; Tree Physiology; National Science Foundation; National Institute for Climate Change Research; Department of Energy, Office of Science.

Leadership program attendee

Alda-Kavli Leadership Program ‘Science Communication Workshop’, conducted by the Alan Alda Center for Communicating Science at Oak Ridge National Laboratory in November 2016. 

Organizer

‘Roots in Models’ workshop held at Oak Ridge National Laboratory, TN, USA in June 2014, and funded by the Department of Energy, Office of Science.

​‘Advancing minirhizotron use to examine ephemeral root dynamics in peatland and high carbon ecosystems’. Small workshop hosted at Oak Ridge National Laboratory in October 2010, and funded by the Department of Energy, Office of Science and New Phytologist Trust.

Co-organizer

‘Bridging the Gap Between Fine-Root and Fungal Functional Traits’. Organized Oral Session at the annual Ecological Society of America, Virtual Meeting, August 2020. Part of the ‘Ecology Underground’.

‘A path forward for improved representation of fine roots in large-scale models: Linking models, data, and experiments’. Organized Oral Session at the annual Ecological Society of America meeting, August 2014, in Sacramento, CA, USA.

​‘Missing links in the root-soil organic matter continuum’. Organized Oral Session at the annual Ecological Society of America meeting, August 2009 in Albuquerque, NM, USA.

Organizing committee member

'Integrated Ecosystem Experiments to Advance Earth System Predictability Workshop', Sponsored by the Biological and Environmental Research program within the Department of Energy's Office of Science (21 – 24 March 2022) 

'Department of Energy's Climate Communication Workshop'; Sponsored by the Department of Energy Office of Science, 17-19 May 2022, on-line event.

America Geophysical Union, Biogeosciences Section: Safety Series 2022, on-line events.

‘Trait-Based Methods for Representing Change in Belowground Ecosystems’, Ignite Session at Ecological Society of America annual meeting, August, 2017, Portland, Oregon, USA.
​
39th New Phytologist Symposium. ‘Trait covariation: Structural and functional relationships in plant ecology’, June 2017 in Exeter, UK.

‘DOE workshop on trait methods for representing ecosystem change’, held in Rockville, MD, USA in November 2015, and funded by the Department of Energy, Office of Science.

‘Scaling Root Processes: Global Impacts’ workshop held in Washington, DC, USA, in March 2012 and funded by the Department of Energy, Office of Science.

Panelist​

Panelist and Mentor, New Phytologist Next Generation Scientists 2024, Durham, NC, 6-8 June 2024.
ORNL, Ethics Awareness Month, Scientific Integrity Panel (Authorship) (17 August 2022)​
ORNL, Women Empowered through Business (WEB) Institute luncheon (14 July 2022)
ORNL, Corporate Fellows Council’s Professional Development Seminar Series (27 May 2022)
ORNL, ‘Boost your Network and Career’ (11 January 2022)

Session leader

America Geophysical Union, Biogeosciences Section Safety Series Event #5 - Tabletop Scenarios: Raise awareness and exchange ideas about real-life situations that may occur in the field, July 28 2022. 

'Self-sabotage and the imposter phenomenon in high-achieving women' at the annual Women's Leadership Workshop at Oak Ridge National Laboratory, March 2021. 

Society member

American Association for the Advancement of Science, American Geophysical Union, Ecological Society of America.

Mentoring.

Post-doctoral advisees

Sören Weber (2022 – Present)
Climate Change Science Institute and
Environmental Sciences Division
Oak Ridge National Laboratory
Root and fungal dynamics in a warming bog

Camille Defrenne (2019 – 2021)
Climate Change Science Institute and
Environmental Sciences Division
Oak Ridge National Laboratory
Root and fungal dynamics in a warming bog

Avni Malhotra (2016 – 2018)
Climate Change Science Institute and
Environmental Sciences Division
Oak Ridge National Laboratory
Linking root traits with ecosystem processes in a warming bog
​

Verity Salmon (2016 – 2019)                                    
Climate Change Science Institute and
Environmental Sciences Division
Oak Ridge National Laboratory
Arctic plant traits

Doctoral dissertation committees

Kristine Cabugao (2016 – 2020)
University of Tennessee, Knoxville
Bredesen Center (R. Norby, advisor)
Root microbiome

Tyler d'Entremont (2023 – ) 
University of Tennessee, Knoxville
Department of Ecology and Evolutionary Biology (S. Kivlin, advisor)

Impacts of plant-fungi-soil interactions on plant species distributions

Katherine Duchesneau (2023 – )
Georgia Institute of Technology (J. Kostka, advisor)
Microbial community response to warming 

Mallory Ladd (2016 – 2018)
University of Tennessee, Knoxville
Bredesen Center
Mass spectrometry and arctic soils

Zach Langford (2016 – 2017)
University of Tennessee, Knoxville
Bredesen Center
Remote sensing

Tyler Poppenwimer (2017 – 2020)
University of Tennessee, Knoxville
Department of Ecology and Evolutionary Biology (L. Gross & J. Bailey, advisors)
Mathematical models of root demography

Ella Segal (2023 – ) 
University of Tennessee, Knoxville
Department of Ecology and Evolutionary Biology (S. Kivlin, advisor)
Variation in plant - mycorrhizal fungal associations along latitudinal gradients

Ingrid Slette (2016 – 2021)
Colorado State University
Department of Biology
Belowground responses to drought

Daniela Yaffar (2016 – 2018)
University of Tennessee, Knoxville
Department of Ecology and Evolutionary Biology (R. Norby, advisor)
Tropical forest root traits
​

Broader Scientific Community

IARPC Collaborations Mentoring Program (2023 – 2024)
​Interagency Arctic Research Policy Committee
  • Home
  • CV
    • Refereed publications
    • Published data sets
    • Embroideries
    • Education and Experience
    • Honors and Awards
    • External Funding
    • Service and Professional Activities
    • Press and Public Outreach
    • Invited Presentations
    • Presentations at Annual Meetings
  • Current Projects
  • Completed Projects
    • PiTS
    • ORNL FACE >
      • Data-Model Interactions
      • Belowground harvest
      • Nutrient Cycling Throughout the Soil Profile
      • Digging Deeper
      • Missing Links in the Root-SOM Continuum
      • Root-Derived Input to the Soil
      • Nitrogen Limitation
      • Root decomposition
    • Nutrient-limited peatlands
  • People
  • Contact
  • Learn More