evanbrand.com/defend -- Daniel is an internationally recognized and influential expert in EMF radiation, related health issues, and shielding, with a particular focus on the effect of exposure from mobile devices such as laptops, tablets, and cell phones electronic devices. Daniel's concern regarding the health impact of EMF emissions grew from over thirty years of engineering experience in the telecommunication industry, where he held a variety of leadership and executive positions at SAID, Telcordia, AT&T, and Bell Labs.