Medford musician Emily O'Brien is offering a workshop series, "Memorizing Your Music," presented via Zoom in three sections over six weeks. In today's introductory session, Emily will discuss the various kinds of memory, and what we can learn from ways people train their memory. She’ll discuss the benefits of memorizing your music; how to get started doing it; reasons why some music is harder or easier to memorize; circumstances that make memorization easier or harder, and what you can do…