The IHE Community lost a great contributor and fond friend when Bill Majurski of the US National Institute of Standards and Technology passed away on Nov. 14, 2020. The many people who worked with Bill and benefited from his work over the years are invited to share their memories and tributes below. Selected responses will be included on the In Memoriam page set up for Bill on the ihe.net website along with your name and organization, if provided. Please limit your remarks to 150 words or less. Contributions may be edited for length and clarity before publication.