The overall purpose of this book is to identify and analyze how the present professional development programs were designed and what challenges in the implementation of the programs were encountered in Adama and Haramaya Universities. The study analyzed the contributions of professional development programs on faculty's professional competencies and to the university training and education practice as whole. This book consists of five chapters, references, and appendices. Chapter one includes background of the study, statement of the problem, objectives of the study, significance of the study, research questions, scope and limitations of the study. Chapter two emphasizes on a review of related literature. Chapter three describes the methodology and the general procedures of the study. Chapter four covers data analysis and research findings. Chapter five presents summary of the findings, conclusions, model for future deliberation of professional development programs and implications drawn from this investigation.