The 28th National Radiological Emergency Preparedness (NREP ) Conference is a forum that brings together professionals in the field of radiological emergency preparedness for information sharing and problem solving. The NREP Conference is now accepting abstracts of proposed trainings, workshops, and general sessions that are closely related to radiological emergency preparedness. Groups or individuals within emergency response organizations throughout the country and abroad are welcome to share their innovative radiological response ideas or implemented processes. Abstracts are being accepted until October 1, 2017.