This book is a project management guide that explores methodologies and best practices for bringing projects of various sizes to a successful conclusion. It begins by defining what a project is, emphasizing its temporary nature and its objective of creating a unique product or service. The book then turns to the triangle model of project management, emphasizing the importance of balancing objective, cost and schedule, while integrating the notions of scope, quality and available resources. A chapter is devoted to the historical evolution of project management, from its military origins during the Second World War to its current role in various sectors, highlighting the impact of technological advances and globalization.The book also covers the foundations of an effective project team, emphasizing complementary skills, motivation and working methods. It explores different organizational structures