Bisi Adebayo investigates why so many young, highly skilled people leave Nigeria, known in the country as Japa.Bisi hears from journalist Victoria Idowu who re-located to Canada with her family and a teacher in Lagos who is about to pack her bags and move to the UK. We also hear from an expert in employment data Babajide Ogunsanwo who tells us how much this costs Nigeria and Wale Smart an employer who explains how tricky it is to find and retain staff. Presenter / producer: Bisi Adebayo Image: Graduating students of the American University of Nigeria; Credit: Getty Images