Summarize key areas of implementation science, the NCTSN’s role in implementation, lessons learned, and a call to action for the Summit and beyond. During this 50-minute opening session, Byron J. Powell, PhD, LCSW presents on Opportunities to Improve Implementation in the National Child Traumatic Stress Network, and the NCTSN's Ginny Sprang shares opening plenary remarks, The Whole is Greater Than the Sum of Its Parts. Targeted small group discussions specific to the perspectives of agency leaders, trainers, and developers that culminate in initial ideas and recommendations from each group are also highlighted during this webinar.