President (2020-2021):  Morgan L. Vis, Department of Environmental and Plant Biology, Ohio University, Athens, Ohio, USA
E-Mail: vis-chia at ohio.edu

Vice-President/President-Elect (2020-2021): Fabio Rindi, Dipartimento di Scienze della Vita e dell’Ambiente, Università Politecnica delle Marche, Ancona, Italy
E-mail: f.rindi at univpm.it

Past-President (2020-2021): Wendy A. Nelson, National Institute of Water and Atmospheric Research, Wellington, & School of Biological Sciences, University of Auckland, Auckland, New Zealand
E-mail: wendy.nelson at niwa.co.nz

Secretary (2018-2020): John D. Hall, Academy of Natural Sciences of Drexel University, Philadelphia, PA, USA
Email: jdhall2 at gmail.com

Treasurer (2018-2020): Michael S. Stekoll, University of Alaska SE, Juneau, Alaska, USA
Email: msstekoll at alaska.edu

Other Members of the Executive Council

David Garbary (Editor-in-Chief, Phycologia 2018-2020), Department of Biology, St Francis Xavier University, Antigonish, Canada
E-mail: garbaryphycologia at gmail.com

Olivier De Clerck (IOC Chair 2018-2021), Phycology Research Group, Ghent University, Gent, Belgium
E-mail: Olivier.DeClerck at UGent.be

Other Elected Members of the Board: Marina Aboal, John Huisman, Kazuhiro Kogame, Line Le Gall, Showe-Mei Lin, Gavin Maneveldt, Cristina Sobrino, Ryuta Terada, Heroen Verbruggen.