Lou Giordano is a record producer and recording engineer who worked at Radiobeat Studios and Fort Apache Studios. He has produced a wide variety of bands, including Hüsker Dü, the Goo Goo Dolls, and many others. While he was a student at MIT and a member of the local band The Vacuum Heads he created two famous guitar effect pedals for seminal post-punk act Mission of Burma: the Vacu-Fuzz ("a Big Muff Pi on steroids") and the Vacu-Trem a souped up Tremolo unit. Wikipedia
The definitive Wikipedia entry for Lou Giordano. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Lou_Giordano