Bob LeVitus (also known as "Dr.Mac") is an American author of more than 40 computer-related books, particularly on the Apple Macintosh, for the book series "...For Dummies". He started his own Mac troubleshooting business, called "Dr. Mac Consulting". He has been a columnist for the Houston Chronicle since 1996. Wikipedia
The definitive Wikipedia entry for Bob Levitus. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Bob_LeVitus
Bob Levitus, often referred to as Dr. Mac, is considered one of the worlds leading authorities on the Macintosh and Mac OS X and has been one of the Mac communitys most trusted gurus for almost twenty years. www.doctormacdirect.com/About%20Us/About%20Us/AboutBob.html
