Centering peers in design and training for a peer-delivered contingency management program for self-identified harm reduction and treatment goals. - Peng, Linda; Stack, Erin; Cooke, Alexis; Hartzler, Bryan; Cook, Ryan; Leichtling, Gillian; Hildebran, Christi; Leahy, Judith; Payne, Kelsey Smith; Kunkel, Lynn; Hoffman, Kim; Korthuis, P. Todd (Harm Reduction Journal, 2025)