Diane Koers is the longtime owner and operator of a software training and consulting business. Her areas of expertise include accounting, word-processing, spreadsheets, graphics, and providing training and support as a certified consultant for Peachtree Accounting Software. Diane is the author of more than 40 books on topics such as Peachtree Accounting, Microsoft Windows, Microsoft Office, Microsoft Works, WordPerfect, Paint Shop Pro, Photoshop Elements, Lotus SmartSuite, Quicken, Microsoft Money, and PC Security. Many of her books have been translated into other languages, including French, Dutch, Bulgarian, Spanish, and Greek. Diane has also developed and written numerous training manuals for her clients.