How does knightfall impact the formation of the bat family?

The only verified source supplied discusses the general history of Batman's supporting characters and the early members of the Bat Family, such as Commissioner James Gordon, Robin (Dick Grayson), and Alfred Pennyworth. It does not mention the Knightfall storyline or any specific effects that event may have had on the structure or membership of the Bat Family. Therefore, based on the evidence given, there is no data available to answer how Knightfall impacts the formation of the Bat Family.