This article is written on the basis of the findings of research that to get insights into return migration and analyze its impact on the society and economy of Bangladesh. This is in relation to the theoretical position that the movement of the migrants and the knowledge they bring with them is a vital component in the process of globalization. The migration phenomenon is interpreted differently by saying that it is not a ‘one-way trip’ because sending countries are benefited from ‘brain gain’. It locates the potential benefits of return migration of professionals with new ideas and knowledge and non- professionals with increased skill and experience. Can the return migrants be agents of change in their country of origin? The generally perceived gains in Bangladesh from international migration include remittance payments to sending countries, reduced unemployment, and skill acquisition overseas which may be used by the return migrants for the development of the country. The process of globalization has raised the issue of ‘new brain drains’ as the recent phenomenon is the migration of knowledge-skilled people and young students to developed countries from Bangladesh. Another dark side of migration is also explored from the experiences of low-skilled return migrants who faced the atrocities of ‘modern slavery’ while working in foreign countries Read full article