This paper examines the ethics review process for external researchers. Analysis of some ethical concerns and dilemmas experienced while conducting a multi-site study illustrates the complexities of researching in different contexts. Reflections on identity politics, and ethics review policies and practices expose the tensions between research ethics as a process, and development of ethical thinking and practice. The article concludes by articulating a new vision of ethics reviews for external researchers, which emphasise the need to develop long-term ethical thinking and (...) actions. (shrink)