During World War II, Professor Fano was on the staff of the MIT Radiation Laboratory, working on microwave components and filters. He was also group leader of the Radar Techniques Group of Lincoln Laboratory from 1950 to 1953. He has worked and published at various times in the fields of network theory, microwaves, electromagnetism, information theory, computers and engineering education. He is author of the book entitled "Transmission of Information", and co-author of "Electromagnetic Fields, Energy and Forces" and "Electromagnetic Energy Transmission and Radiation". He is also co-author of Volume 9 of the Radiation Laboratory Series.