I believe reading ad-tech blogs would be a good start as well as industry sites such AdAge, Digiday, and the blog on Thalamus.co. (I do not work for any of thes

I believe reading ad-tech blogs would be a good start as well as industry sites such AdAge, Digiday, and the blog on Thalamus.co. (I do not work for any of these sites, but have contributed thoughts)