Dr. Radniecki graduated from Creighton University in 2008 (B.S. - Exercise Science) and 2012 (DDS).  Following graduation from dental school, he started teaching part time in the Sophomore Operative Dentistry Lab and practicing full time privately.  In 2014, Dr. Radniecki started teaching full time in the dental school and still maintains a private practice one day a week limited to oral surgery, endodontics, and emergency dentistry.

Dr. Radniecki has previously been course director for Sophomore Operative Lab (10 years) and currently is the course director for: GDO 315: Introduction to Acute Care Clinic, OMS 315: Introduction to Oral Surgery, Acute Care D3/D4 Clinic, and Oral Surgery D4 Clinic.  

In addition to his teaching responsibilities, he is Co-Chair of the Admissions Committee, Co-Coordinator of the ILAC Dental Summer Health Program, Secretary/Treasurer of the Dental Alumni Advisory Board, and Director of Emergency Services.  

In 2021 Dr. Radniecki was selected as the recipient of the Charles Craig Teaching Award. The Charles Craig Teaching Award recognizes young dental educators who have demonstrated innovative techniques in teaching the art, science and literature of dentistry. This award honors individuals who have implemented innovative teaching techniques into dental education.

In his free time, he enjoys going to sporting events, traveling, and spending time outdoors.