Valery Troitskaya passed away in Melbourne, Victoria, Australia, on 22 January 2010 at age 92. She was a well-known Russian scientist, respected and loved all over the world. She understood early that much could be learned about space plasmas by characterizing their natural oscillations, and she devoted her scientific career to exploiting that perception. Her devotion to friends and colleagues was legendary, and there are many who owe their success in their scientifi c careers to her effective support. Her life experiences were unique and an inspiration to all who knew her.