This study aims to discuss writing tutors as a determinant of success in training students to write scientific articles. This study uses a qualitative approach by applying the case study method. The results of the study and discussion show that various factors determine success, such as modules, writing tutors, participant motivation, and support systems. Specifically related to writing tutors, there are various roles that have been carried out, such as helping facilitators, explaining modules, providing tips and tricks and strategies for writing scientific articles, assisting participants in writing step by step, implementing the peer group model well, creating a fluid and enjoyable atmosphere, and others. This study concludes that writing tutors have a significant role in determining the success of implementing scientific article writing training in the Indonesian student environment.