| Art in the Age of Mass Media John Walker holds a Ph.D. in solid state physics from the University of Reading. Mr. Walker is a technical manager for Racal Telecommunications Ltd. in Reading, United Kingdom. 050 |
| Art in the Age of Mass Media John Walker holds a Ph.D. in solid state physics from the University of Reading. Mr. Walker is a technical manager for Racal Telecommunications Ltd. in Reading, United Kingdom. 050 |