Section I.- Information Technology and Work in the Present Society.- Computers—A Gift of Fire.- Information Technologies and Social Power.- The Impact of Information Processing on the Working Class.- Section II.- The Major Specific Impacts of Computerization on Work.- Computerization and Employment.- Information Technology and Skills: Problems in Research and Politics.- Computerized Information Systems in Personnel.- Section III.- Some Prerequisites for Systems Design in the Interest of the Workers.- Individual and Social Implications of Data Processing and Office Automation in Service Industries.- Participation in Technical Change.- Computerization and Education.- Section IV.- Approaches in System Design for a Defense of Human Work.- Organizational Consequences of the Use of EDP—How to Design Information Technology.- Humanizing Computerized Information Systems.- Conclusions.- IFIP TC 9—Working Group 1 “Computers and Work” Conclusions and Recommendations from the Workshop on the Effects of Computerization on Employment.- IFIP TC 9—Working Group 1 “Computers and Work” Conclusions and Recommendations from the Workshop on the Effects of Computerization on Professional Skills.- Sources and Acknowledgements.