Venerable Ahangama Rathanasiri Mahathera 
                  was born at Ahangama in the District of Matara in Sri Lanka, 
                  on April 9 1950. He had his primary education at Dharmarama 
                  Vidyalaya and Rohana Maha Vidyalaya, both at Ahangama. At the 
                  age of 13, he was ordained a sāmanera (novice) on October 26 
                  1963 at Jayasumanarama Vihara, Ahangama, under the tutelage of 
                  Most Venerable Pathegama Saddhatissa Mahathera and Most 
                  Venerable Godauda Sorata Mahathera. He received Upasampadā 
                  (Higher Ordination) at higher ordination ceremony presided 
                  over by His Holiness Madihe Pannasiha Mahanayaka Thera, 
                  Supreme Patriarch of Amarapura Dharmarakshita Nikaya 
                  (Fraternity) of Sri Lanka, which took place at Gangarama 
                  Vihara, Pelena, on June 30 1971.
                  
                   From 1963 to 1968, he was a student at 
                  Dharmodaya Pirivena (Buddhist Monastic College), Ahangama, 
                  where he received his primary monastic education. Venerable 
                  Rathanasiri then got admitted to a prestigious seat of 
                  Buddhist learning in Sri Lanka, the Vidyodaya Pirivena, 
                  Colombo, where he studied from 1969 to 1973 and graduated with 
                  the Certificate in Final Examination, offering Sinhala, Pali, 
                  Sanskrit, Buddhism and Culture, History, and Logic and Theory. 
                  It was in 1973 that he got his admission to Pirivena Teachers’ 
                  Training College, Rathmalana, where he earned his Diploma in 
                  Parivenacarya upon successful completion of the studies and 
                  submission of his thesis on “Buddhist Education Methods.” 
                  In 1982, he entered the University of Kelaniya and obtained 
                  his B.A. (Honours) degree in Buddhist Philosophy and German. 
                  During the period 1981-1982 he studied English at Aquinas College in Colombo and 
                  graduated with a Diploma. Continually enthusiastic about further knowledge in 
                  Oriental Studies, he continued monastic education and obtained 
                  the highest qualification in the filed in 1983: the Pundit Degree. 
									From 1983 to 1985, he studied at the Postgraduate 
                  Institute of Pali and Buddhist Studies of the University of 
                  Kelaniya and obtained his M.A.
                  
                   Venerable Rathanasiri Thera was Principal 
                  of Sri Naga Pirivena, Weliweriya, Gampaha, from 1981 to 1985, 
                  and Principal of Nalanda Pirivena (Monastic Training 
                  Institute), Mount Lavinia, from 1985 to 1989.
                  
                   In October 1989, he left for Canada, where 
                  he assumed duties of Buddhist spiritual and academic service 
                  as a resident monk at the Toronto Mahavihara Buddhist 
                  Meditation Centre, the oldest Theravada Buddhist Centre in 
                  Canada. In 1992, he was appointed Head (Viharadhipathi) of the 
                  Mahavihara. In June 1997, Venerable Rathanasiri Thera became 
                  the Viharadhipathi of Jayasumanarama Vihara, Ahangama, after 
                  the passing away of his teacher.
                  
                   With the unanimous consent and approval of 
                  the Sri Dharmarakshita Chapter of the All Sri Lanka Amarapura 
                  Maha Sangha Sabha headed by His Holiness Madihe Pannasiha 
                  Mahanayaka Thera, Venerable Rathanasiri was elevated to the 
                  position of “Sammāna Nāyake” (Honourary Prelate), in 
                  recognition of his deep understanding of the Dhamma and his 
                  devotion to the services of the Buddha Sāsana in Sri Lanka and 
                  abroad.