Methods, systems and computer program products are provided for storing, organizing and/or manipulating cohort based information associated with a research study. Project information associated with a first project is received at an interface of a computer database environment. The project information associated with the first project includes cohort information associated with one or more cohorts of the first project and patient information associated with members of the one or more cohorts of the first project. A first virtual project drawer is generated associated with the first project to be stored in the computer database environment. The first virtual project drawer includes the project information associated with the first project, at least one cohort file and/or at least two cohort member files.