This report presents and motivates the theoretical frame of reference and choice of research strategies and methods in a project on research planning. It contains (1) a theoretical model and (2) empirical data concerning the initial phase of the research process. A model, based on principles of general systems theory and a psychology of information, is described and the design of an interview study and its realization is reported. Problems of data processing and data analysis are discussed. A model for the development of a computer-based content analysis technique is outlined. Descriptive statistics from an assessment schedule, which was presented to researchers during the interview, are presented.