Adults participate in many formal learning activities throughout their life. Certificate Program on Pedagogical Formation (CPPF), one of the formal learning activities participated by adults, is an adult education program that aims to provide the professional skills, necessary for the teaching profession. The purpose of this research is to determine the views of adult learners about their participation in CPPF, which is an adult education program. This study was conducted with the phenomenological design, one of the qualitative research designs. In the research, semi-structured interview form was used as data collection tool. The interview form, which was developed in line with the purpose of the research and consisted of two parts, was applied to adult learners. Descriptive and content analysis methods were used in the analysis of the research data. The study group of the research was determined by the typical case sampling technique, one of the purposeful sampling methods, and consisted of 69 adult learners participating in the program. External expectations, professional advancement and educational preparation factors were determinant in the participation of adult learners in the program. While educational preparation and professional advancement were the first two rows of adult learners' expectations from the program, cognitive interest, external expectations and improving communication skills were among other expectations. Research findings reveal that many reasons are determinant in the participation and expectations of young adults to participate in CPPF, an adult education program. Planning and executing the CPPF according to adult learning principles and the expectations of adult learners will contribute to the goals of the program as well as create a positive learning environment for adults.