Caruso is a technician at the Oak Ridge Observatory in Harvard, Massachusetts. Beyond his employment duties, Joe has made extraordinary and sustained contributions to astronomy education and outreach in the greater Boston area for more than 25 years. He has been a guest speaker at numerous local star parties, taught adult education classes in astronomy, taught technical astronomy courses to high school students, served as a judge at science fairs, and lectured at planetariums around New England. In 1997, Joe logged 87 nights of outreach activity.