Last date for submission of paper: unknown; Contact person: unknown; The Europa Lander Mission Concept team invites you to join us for a workshop open to all scientists and engineers interested in science and instrument concepts for the in situ (landed) exploration of Europa and other ocean worlds. It will be an extended, in depth version of the previous workshop held at the Astrobiology Science Conference (AbSciCon) in June, 2019, with opportunities to have focused discussions and interactions on topics of interest to the Europa and other ocean worlds in situ exploration community.