Tom Zajac is a member of the well-known Renaissance wind band Piffaro, a frequent guest with the Folger Consort, Newberry Consort, Boston Camerata Cançonièr, and the Texas Early Music Project. He has toured extensively, having appeared in concert series and festivals in Hong Kong, Guam, Australia, Israel, Turkey, Colombia, Bolivia, Mexico, and throughout Europe and the US. He can be heard on over 40 recordings of everything from medieval dances to 21st-century chamber music. With his group Ex Umbris, he performed 14th-century music at the 5th Millennium Council event in the East Room of the Clinton White House and 18th-century music for the score of the Ric Burn’s documentary on the history of New York. He's played hurdy gurdy for the American Ballet Theater, bagpipe for an internationally broadcast Gatorade commercial and serpent in a PDQ Bach piece live on an episode of A Prairie Home Companion. In August of 2011, by invitation of the Polish government organization Instytut Kultury Polskiej, he took part in a research visit to hear and meet Polish early music musicians and ensembles at two festivals in the southeast of the country. He wrote an article about these experiences that was published in the Winter 2011/12 issue of the Early Music America journal. He also performs on santur, miskal, and zurna with the Boston-based Turkish ensemble, Dünya, directs the early music ensembles at Wellesley College near his home outside Boston and teaches at recorder and early music workshops throughout the US.