In the Beginning, SkyWings (BHPA magazine) May 2021
Was the emergence of modern hang gliding an evolutionary phenomenon or a singular 'big bang' event? I believe it was both, depending on what aspect you consider.
This article is a combined effort by myself, Chris Wills, Roly Lewis-Evans, Roger Middleton, and not least SkyWings editor Joe Schofield, whose own research led him to ask hard questions that led to disentangling some apparently conflicting dates and events.