Given 'The day may well come, as Barlow and Dyson seem to believe, when book publishers as we know them will disappear.', would 'Barlow and Dyson believe that book publishers may disappear.' be a logical outcome?
The day may well come, as Barlow and Dyson seem to believe, when book publishers as we know them will disappear.###Barlow and Dyson believe that book publishers may disappear.