This volume compiles Spanish translations of seven articles on different aspects of Science, Technology and Society Education. The papers, originally written in English, were used during the first in-service training seminar for high school science teachers, which took place in Mayaguez under (Puerto Rico) joint sponsorship of the National Science, Technology, and Society (STS) Network, the Puerto Rico Department of Education, and the University of Puerto Rico, Mayaguez. Original English titles and authors of the papers translated are: (1) "The ABC's of Science, Technology and Society" by Rustum Roy and Leonard Waks; (2) "STS Developments Across the World" by William F. Williams; (3) "The Emergence of a New Synthesis for Biology Education" by Paul deHart Hurd; (4) "The Responsibility Cycle" by Leonard Waks; (5) "Identifying STS Issues and Themes: Some Conceptual Tools" by Margarita Pena Borrero and Leonard Waks; (6) "Developing an STS Thematic Unit" by Frederick Staley; and (7) "School-Community Relations for Ethics and Values in STS Education" by Leonard Walls. (Author)