Primary Classification:
  K. Computing Milieux
  K.3 COMPUTERS AND EDUCATION

Additional Classification:
  H. Information Systems
  H.3 INFORMATION STORAGE AND RETRIEVAL
      H.3.4 Systems and Software
          Subjects: Information networks
  H.4 INFORMATION SYSTEMS APPLICATIONS
      H.4.3 Communications Applications
          Subjects: Electronic mail
  H.5 INFORMATION INTERFACES AND PRESENTATION (I.7)
      H.5.2 User Interfaces (D.2.2, H.1.2, I.3.6)
          Subjects: Ergonomics

  I. Computing Methodologies
  I.2 ARTIFICIAL INTELLIGENCE

  K. Computing Milieux
  K.4 COMPUTERS AND SOCIETY
      K.4.1 Public Policy Issues
          Subjects: Computer-related health issues
  K.6 MANAGEMENT OF COMPUTING AND INFORMATION SYSTEMS
      K.6.1 Project and People Management
          Subjects: Strategic information systems planning
      K.6.5 Security and Protection (D.4.6, K.4.2)
          Subjects: Unauthorized access (e.g., hacking, phreaking)

General Terms:
Security