Penny and Carole
When Harry Met Hermione by Penny and Carole09/20/2001
The first collaboration between Penny and Carole, written in the summer of 2000, edited and updated for Hermione's 21st Birthday, September 19, 2001.
A Sirius Affair by Penny and Carole08/21/2001
A prequel to Paradigm of Uncertainty that takes place six years before the events in that story, chronicling the lives of Sirius, Harry, Hermione during the summer and fall of 2001.