sentences:  By this time, both his stepmother and Dr. Freeman were dead, and due to the aftereffects of the surgery, he was unable to rely on his own memories.He travelled the country with Isay and Piya Kochhar, speaking with members of his family, relatives of other lobotomy patients, and relatives of Dr. Freeman, and also gaining access to Freeman's archives.Dully first relayed his story on a National Public Radio broadcast in 2005, prior to co-authoring a memoir published in 2007.