Bike mag addict checking in ...

My favourite is Cycling Plus - a UK magazine, and far better than any I've read (including the US Bicycling - too many ads).
It appeals to the average Joe/Jane Bloggs - but has more of an emphasis on road bikes than MTB.
http://www.cyclingplus.co.uk/thismonthsmag.asp?id=59

Others include:
Cycle Sport
Pro Cycling
Cycling Weekly (UK)
Bicycling (Australia)