Nigerian’s in Diaspora is the biggest concentration of talent, financial resources and the global network needed for Nigeria to transit from an oil to a non-oil based economy – that’s according to Charles Soludo, Member of Nigeria’s Economic Advisory Council and a Former Governor of the Central Bank of Nigeria (CBN). He joins CNBC Africa’s Christy Cole, on the side-lines of Nigeria’s Diaspora Investment Summit to discuss the economic potential of Nigerians in diaspora.