Check the excerpt from the link:

5. Can California's earthquakes and the Big One be predicted?

How does predicting earthquakes differ from earthquake forecasting?
What are short, intermediate and long term earthquake predictions?
Who conducts earthquake prediction research in California?
What is the status of earthquake prediction research in California?
What are some of the methods used in earthquake prediction?
How reliable are studies of plate tectonics in earthquake prediction?
How reliable are studies of elastic deformation in predicting major earthquakes and the Big One? / How reliable are the historical/statistical probability methods of earthquake prediction in California? / How reliable are overall earthquake predictions in California?
Have the Chinese been more successful in predicting big earthquakes?
What are some of the dangers of predicting the Big One in California?
Will earthquake prediction ever become a reality?

NOtice the last line above?

"Will earthquake prediction ever become a reality?"

Looks like he's reporting ongoing status and not pushing a theory and a prediction.

Hope this clarifies.

.02