Media producer Dan Drasin’s created an excellent video about electronic voice recording (EVP) and and instrumental transcommunication (ITC) titled Calling Earth first in 2014. He has added sections to it twice. He has an insightful closing to the film explaining what the fact that we’re recording these voices today means.
Dan is a media producer, including being a filmmaker, photographer, audio producer, and writer.
You can see it on Vimeo at https://vimeo.com/101171248 don’t miss the most stunning 5 minute conclusion ‘What Does it all Mean?’ at 1 hour and 30 minutes.