Jorge Cervantes is aka George Van Patten. The books are similar because Gardening Indoors is the sanitized "U.S." version of the Grow Bible marketed for "mainstream" consumption (nudge, nudge, wink, wink, say no more).
VG
No freakin way!! Are you sure they're the same...how do you know? The guy on the front of the other book definately isn't Jorge...I no it could just be some random dude...but seriously how do you know this?