Communication and technology Information technology 8 Dissertations 4 Dissertations, Academic 4 Social aspects 4 Mobile communication systems 3 Study and teaching 3 Computer-assisted instruction 2 Data processing 2 Economic aspects 2 Instant messaging 2 Study and teaching (Secondary) 2 Technological innovations 2 Telecommunication 2 Telematics 2 Applied linguistics 1 Armed Forces 1 Artificial intelligence 1 Chinese language 1 Communication and culture 1 Communication in organizations 1 Computer network resources 1 Computer security 1 Cryptography 1 Cyberspace 1 Data encryption (Computer science) 1 Data transmission systems 1 English language 1 Families 1 Federal aid to research 1