 The book is considered the most comprehensive account of the underground movement.In 2006 he edited "Mekorot LeToldot Tnu'at Lohmei Herut Israel (Lehi)" (, "Sources on the History of the Lehi Movement", published by Yair Publishing House).Banai frequently lectured to soldiers in the Israel Defense Forces, in schools, to youth groups, at community centers, and throughout the country.