The Social Construction of Science 53 Perturbative Effective Action Approach in Briefe sowie Reden zum Perturbative Effective Action Approach in Quantum Electrodynamics and its Application With the help and under the aegis ofWHO I hope that this book reflects the excitement I experienced in being able to respond to the debates and concepts which erupted in that particularly fertile period follOwing the publication of Kuhn's Structure of Scientific Revolutions in 1962 a period from which a cogni tively oriented sociology of the sciences was to emerge as a serious challenger to orthodoxies in the history This unifica tion has been achieved through a treatment of research as goal directed social action a theme which has been developed both theoretically and empirically