Neilson now measuring radio for Clear Channel

In a recent article at Ad Week, they reveal how Neilson plans to capture numbers of listeners and what they listen to for Clear Channel. They'll be collecting using the diary method, as well as both qualitative and quantitative methods. They'll be collecting their first round of research in March and April 2009 with groups of panelists numbering from 1,200, 1,600 or 2,200, depending on the size of the market the listeners are in.

For more information, read the article.