Volume 16 (2026) of HAYDN: The Online Journal of the Haydn Society of North America is dedicated to the memory of H.C. Robbins Landon, whose birth centenary was March 6. A conference celebrating Landon’s birth anniversary was held at Boston University and the Berklee College of Music March 5-7 2026, and was co-sponsored by the MSA. Papers presented at the conference constitute the bulk of this volume. Read Volume 16: H. C. Robbins Landon at 100