Barbara Obermeier is the principal of Obermeier Design, a graphic design studio in Ventura, California. She is the author of Photoshop CS4 All-in-One For Dummies (Wiley) and has contributed as author or coauthor to over two dozen books on Photoshop, Photoshop Elements, Illustrator, PowerPoint, and digital photography. She is currently a senior faculty member in the Graphic Design Department at Brooks Institute.

Ted Padova is the former chief executive officer and managing partner of The Image Source Digital Imaging and Photo Finishing Centers of Ventura and Thousand Oaks, California. He has been involved in digital imaging since founding a service bureau in 1990. He retired from his company in 2005 and now spends his time writing and speaking on digital imaging, Acrobat, PDF forms, and LiveCycle Designer forms.

For more than 17 years, Ted taught university and higher education classes in graphic design applications and digital prepress at the University of California, Santa Barbara, and the University of California at Los Angeles. He has been, and continues to be, a conference speaker nationally and internationally at PDF conferences.

Currently he lives in the Philippines where he serves as President/CEO of his company ApoVisions, Inc. — a company working with third-world nations on developing electronic document workflows and forms routing.

Ted has written more than 30 computer books and is the world's leading author on Adobe Acrobat. He has written books on Adobe Acrobat, Adobe Photoshop, Adobe Photoshop Elements, Adobe Reader, Microsoft PowerPoint, and Adobe Illustrator. Recent books published by Wiley include Adobe Acrobat PDF Bible (versions 4, 5, 6, 7, 8, and 9), Acrobat and LiveCycle Designer Forms Bible, Adobe Creative Suite Bible (versions CS, CS2, CS3, and CS4), Color Correction for Digital Photographers Only, Color Correction for Digital Photographers For Dummies, Microsoft PowerPoint 2007 Just the Steps For Dummies, Creating Adobe Acrobat PDF Forms, Teach Yourself Visually Acrobat 5, and Adobe Acrobat 6.0 Complete Course. He also coauthored Adobe Illustrator Master Class — Illustrator Illuminated and wrote Adobe Reader Revealed for Peachpit/Adobe Press.