http://www.nytimes.com/2011/10/18/bu...at-94.html?hpw

Great audio guy, fascinating history...and then I get to the end of the article and wind up spitting coffee
all over my monitor:
Soon after leaving Acoustic Research, Mr. Villchur started the Foundation for Hearing Aid Research in Woodstock, where he developed a prototype of the multichannel compression hearing aid that has become an industry standard.