Muto's proximity allowed him to make a detailed character study of O'Reilly.

WSJ: Fox News 'mole' resurfaces with book

Jack O'Sullivan, chief executive of campaign group Fathers Direct said the study showed there had been a "revolution" in fatherhood.

BBC: Fathers want more time with children

Judy O'Sullivan, cardiac nurse at the British Heart Foundation, said the study added to the evidence that alcohol in moderation provides some protection for the heart.

BBC: NEWS | Health | Alcohol 'quickly' cuts heart risk