I do believe that Wi-Fi free schools will be much safer places for the children. No doubt, long term exposures and high levels of RF can obviously cause detrimental effects. By the way, it is a pleasure for me to be among the signers.
Javad SMJ Mortazavi, Ph.D
Professor of Medical Physics
Ionizing and Non-ionizing Radiation Protection Research Center (INIRPRC)
Head, Medical Physics & Medical Engineering Department