Social network analysis has been the primary methodology for studying this phenomenon.. 
Stuart Mcphail Hall (3 February 1932 - 10 February 2014) jẹ  KADIjinlẹ asa ati ase-awujọ to ẹ̀sìn bẹ síni Tounsise ni Ilẹ̀ọba Aṣọ̀kan lati 1951.Ìtọ́kasí.Awon ara Jàmáíkà.. 