 This paper provides a detailed description of a peer mentorship program designed to help early career researchers in the field of implementation science, IS. The authors describe how the program was structured, the support and processes provided, and the products and outcomes achieved over six years. They also discuss the importance of balancing similarities and differences between group members, which they found to be essential for the success of the program. The authors conclude that peer mentorship can be an effective way to provide emotional, logistical, and professional development support for early career professionals. This article was authored by Kelsey Estixson, Joseph E. Glass, Mia El Barnett and others.