ENFor centuries understood as a micro-level caring profession, recently social work is dramatically changing its goals due to structural changes in societies, climate change, migration and political instability. The article employs cross-cultural comparisons that aim to reveal the invariant structure of the social work field, which is realized through the unique manifestations of social work practices in different cultural contexts in Lithuania, Japan, and the United States. The research identifies four social work practices in the professional fields and presents them based on the concepts of field, habitus, and capital, highlighting the similarities and differences between countries in the application of rules of the social field. Keywords Capitals, field, habitus, social work and sociology, social work practices, sociology of professions. [From the publication]