Shailene Woodley Gushes Over 'Nerd' Aaron Rodgers, We've Been Engaged For A While!

Shailene Woodley says she and NFL star Aaron Rodgers have been engaged for "a while" ... revealing she's smitten with the quarterback who she believes is just a big "nerd." "I don't know him as a football guy," the 29-year-old "Big Little Lies"…