Stephen P. Teret, Susan DeFrancesco, Stephen W. Hargarten, and Krista D. Robinson

About the author: Stephen P. Teret is the director of the Johns Hopkins Center for Gun Policy and Research at the Johns Hopkins School of Public Health in Baltimore, Maryland. Susan DeFrancesco is the center's coordinator. Stephen W. Hargarten is the director of the Firearm Injury Center at the Medical College of Wisconsin in Milwaukee. Krista D. Robinson is a former project director at the center.

Personalized guns are equipped with a safety feature that allows them to be used only by their adult owners. These guns can help reduce the rates of homicide, suicide, and accidental death. Some of the technologies developed for personalized guns include magnetic encoding, touch memory, and radio frequency technology, while fingerprint-reading technology might be available in the future...