Psychology research ethics means that the researcher used the correct rules when conducting the research. Every researcher or research analysts has the obligation and responsibility to protect the research sources and participants from harm. The main issues under research psychologists is the need to do their duty while respecting the dignity and rights of their participants. The research focuses on various aspects of research ethics such as research merit and integrity, justice, respect, and beneficence. It includes four research studies that explore the relationship between eating disorders, traumatized experiences, and psychological factors; the relationship between psychological well-being and psychology flexibility; the development of multidimensional measures for different systems of beliefs in personality; and the relationship between worldview, cognition, and well-being. The research emphasizes the importance of fairness, respect, and welfare of the participants in conducting ethical research.