You can start with Deonte Banks, presumably left for dead, vying for a starting cornerback job and regaining his love of football after two years lost in the wilderness of despair. 

It is buy-in from rookie and veteran alike, and now no one should expect anything other than a double-digit sack season from an engaged Abdul Carter. 

Call it The Harbaugh Effect. 

He has proven to be everything that ownership has been searching desperately for since Tom Coughlin left the building: