(1913-1992) je eni to gba Ebun Nobel Alafia.Awon itokasi Awon elebun Nobel fun AlafiaAwon ara IsraeliAwon oloselu ara Israeli.. 
Rather than kúlẹ̀ individuals (persons, Organizations, states) as disCrete units of Analysis, It Focuses on how the Structure of ties affects individuals and their Relationships.. 