Julie Anne McCornack Sadie is a professional musician and writer. She holds four degrees in music and musicology from the University of Oregon and Cornell University, and an M.A. in museum and gallery management from the City University (London). She has worked as a professional cellist and bass viola da gamba player, musicologist, teacher and lecturer, writer and editor.
Her publications include books, articles and reviews on both musical and museum topics. Her scholarly work has focused on musical performing practice during the Ancien Régime. In 1990 her Companion to Baroque Music first appeared, and she co-edited in 1994 The New Grove Dictionary of Women Composers with composer Rhian Samuel. The guide to European composer houses and museums on which she collaborated with her husband, Stanley Sadie, will be published in March 2005 under the title Calling on the Composer.
Sadie served as the founding administrator and later as director of the Handel House Museum project in London, and recently has been involved in fundraising for the Royal College of Music and the Holst Birthplace Museum, serving as a trustee (1999-2003).