AbstractThis volume contains the proceedings of the Workshop on Categorical Methods for Concurrency, Interaction, and Mobility (CMCIM) held in Brno, Czech Republic, on August 24, 2002 as a satellite event to CONCUR 2002.For online-information see http://www.cwi.nl/cmcim/.The workshop consisted of the five refereed contributions present in the proceedings and an invited lecture by Eric Goubault with the title “A category-theoretic study of the coordination of concurrent processes”. The programme committee consisted of Samson Abramsky (Oxford)Thomas Hildebrandt (Copenhagen)Alexander Kurz (Amsterdam)Ugo Montanari (Pisa)Prakash Panangaden (Montreal)Horst Reichel (Dresden)Jiri Rosicky (Brno)Bob Walters (Como)We are grateful to everybody who ...