Ven. Katukurunde Ñanananda Thero's is one of the most respected noble Bhikku in the country. His best known works are "Concept and Reality" in Early Buddhist Thought, published in 1971 and "The Magic of the Mind" published in 1974. His one of the major works is a collection of sermons on "Nibbana" that was initially published in Sinhala & later in English translation titled as "Nibbana - The Mind Stilled". For me he is a Blessing! Have a blessed time with noble teachings!