The OceanObs’19 organizers are seeking community leaders for the thematic Breakout Sessions during the conference in Honolulu, Hawaii, on September 17-19, 2019. Nominations for session leaders should include a one-page proposal outlining the core focus of the chosen Breakout Session including an overview of the approach, expected outcomes, and benefits. Nominations and proposals must be submitted by no later than February 20, with limited exceptions for U.S. Federal employees. For more details and to submit a breakout session proposal please go to http://www.oceanobs19.net/breakout-sessions/.