Members of the Childhood Arthritis and Rheumatology Research Alliance (CARRA) are mourning the loss of one of CARRA’s co-founders who made a tremendous impact on the pediatric rheumatology community. Dr. Elizabeth “Betsy” Mellins, who passed away on March 24, 2024, was a co-founder and the first chairperson of CARRA. In addition to helping establish CARRA, …