Founder/principal of Hispanic USA, a marketing and communications firm based in Miami.

They say if you stick around long enough, you can see history repeat itself. That's exactly the case with the current debate surrounding Arbitron's Portable People Meter, which is replacing the diary methodology of rating radio stations in the United States.

Those who object to the adoption of the PPM methodology should recall when Spanish-language TV was run by visionaries like Joaquin Blaya, who spearheaded the effort to bring Nielsen to the table and take Spanish-language TV ratings into the 21st century. That move is no longer questioned but was extremely controversial at the time. [Note: Nielsen was Billboard's parent company until Dec. 31, 2009.]

Click here to read why Cancela believes the diary methodology is outdated and why Spanish language broadcasters need to embrace the new technology.